Home / 901,305.69-1,351,958.53-302,265.12

Finding the Fourth Proportional to 901,305.69, 1,351,958.53 and 302,265.12

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Solution

The fourth proportional to 901,305.69, 1,351,958.53 and 302,265.12 is: 453,397.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,305.69 : 1,351,958.53 = 302,265.12 : x
  2. Step 2: Convert to fraction form
    901,305.69/1,351,958.53 = 302,265.12/x
  3. Step 3: Cross multiply
    901,305.69x = 1,351,958.53 × 302,265.12
  4. Step 4: Simplify right side
    901,305.69x = 408,649,905,856.83
  5. Step 5: Solve for x
    x = 408,649,905,856.83/901,305.69
  6. Step 6: Final answer
    x = 453,397.68

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Half scale
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Double scale
Find fourth proportional to 901,306.69, 1,351,960.03 and 302,266.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.