Home / 780,496.20-1,170,776.70-248,002.20

Finding the Fourth Proportional to 780,496.20, 1,170,776.70 and 248,002.20

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Solution

The fourth proportional to 780,496.20, 1,170,776.70 and 248,002.20 is: 372,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,496.20 : 1,170,776.70 = 248,002.20 : x
  2. Step 2: Convert to fraction form
    780,496.20/1,170,776.70 = 248,002.20/x
  3. Step 3: Cross multiply
    780,496.20x = 1,170,776.70 × 248,002.20
  4. Step 4: Simplify right side
    780,496.20x = 290,355,197,308.74
  5. Step 5: Solve for x
    x = 290,355,197,308.74/780,496.20
  6. Step 6: Final answer
    x = 372,013.60

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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.