Home / 713,758.62-1,070,298.92-414,331.04

Finding the Fourth Proportional to 713,758.62, 1,070,298.92 and 414,331.04

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Solution

The fourth proportional to 713,758.62, 1,070,298.92 and 414,331.04 is: 621,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,758.62 : 1,070,298.92 = 414,331.04 : x
  2. Step 2: Convert to fraction form
    713,758.62/1,070,298.92 = 414,331.04/x
  3. Step 3: Cross multiply
    713,758.62x = 1,070,298.92 × 414,331.04
  4. Step 4: Simplify right side
    713,758.62x = 443,458,064,634.48
  5. Step 5: Solve for x
    x = 443,458,064,634.48/713,758.62
  6. Step 6: Final answer
    x = 621,299.77

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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.