Home / 713,872.20-1,070,808.30-240,508.20

Finding the Fourth Proportional to 713,872.20, 1,070,808.30 and 240,508.20

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Solution

The fourth proportional to 713,872.20, 1,070,808.30 and 240,508.20 is: 360,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,872.20 : 1,070,808.30 = 240,508.20 : x
  2. Step 2: Convert to fraction form
    713,872.20/1,070,808.30 = 240,508.20/x
  3. Step 3: Cross multiply
    713,872.20x = 1,070,808.30 × 240,508.20
  4. Step 4: Simplify right side
    713,872.20x = 257,538,176,778.06
  5. Step 5: Solve for x
    x = 257,538,176,778.06/713,872.20
  6. Step 6: Final answer
    x = 360,762.30

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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.