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Finding the Fourth Proportional to 544,002.38, 750,713.34 and 302,280.56

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Solution

The fourth proportional to 544,002.38, 750,713.34 and 302,280.56 is: 417,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,002.38 : 750,713.34 = 302,280.56 : x
  2. Step 2: Convert to fraction form
    544,002.38/750,713.34 = 302,280.56/x
  3. Step 3: Cross multiply
    544,002.38x = 750,713.34 × 302,280.56
  4. Step 4: Simplify right side
    544,002.38x = 226,926,048,814.67
  5. Step 5: Solve for x
    x = 226,926,048,814.67/544,002.38
  6. Step 6: Final answer
    x = 417,141.65

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Half scale
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Double scale
Find fourth proportional to 544,003.38, 750,714.72 and 302,281.56
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.