Home / 856,781.55-1,182,405.60-474,800.13

Finding the Fourth Proportional to 856,781.55, 1,182,405.60 and 474,800.13

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Solution

The fourth proportional to 856,781.55, 1,182,405.60 and 474,800.13 is: 655,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,781.55 : 1,182,405.60 = 474,800.13 : x
  2. Step 2: Convert to fraction form
    856,781.55/1,182,405.60 = 474,800.13/x
  3. Step 3: Cross multiply
    856,781.55x = 1,182,405.60 × 474,800.13
  4. Step 4: Simplify right side
    856,781.55x = 561,406,332,592.73
  5. Step 5: Solve for x
    x = 561,406,332,592.73/856,781.55
  6. Step 6: Final answer
    x = 655,250.26

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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.