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Finding the Fourth Proportional to 555,651.92, 766,798.92 and 301,004.24

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Solution

The fourth proportional to 555,651.92, 766,798.92 and 301,004.24 is: 415,385.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,651.92 : 766,798.92 = 301,004.24 : x
  2. Step 2: Convert to fraction form
    555,651.92/766,798.92 = 301,004.24/x
  3. Step 3: Cross multiply
    555,651.92x = 766,798.92 × 301,004.24
  4. Step 4: Simplify right side
    555,651.92x = 230,809,726,147.42
  5. Step 5: Solve for x
    x = 230,809,726,147.42/555,651.92
  6. Step 6: Final answer
    x = 415,385.46

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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.