Home / 730,712.24-1,008,313.62-408,414.96

Finding the Fourth Proportional to 730,712.24, 1,008,313.62 and 408,414.96

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Solution

The fourth proportional to 730,712.24, 1,008,313.62 and 408,414.96 is: 563,573.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,712.24 : 1,008,313.62 = 408,414.96 : x
  2. Step 2: Convert to fraction form
    730,712.24/1,008,313.62 = 408,414.96/x
  3. Step 3: Cross multiply
    730,712.24x = 1,008,313.62 × 408,414.96
  4. Step 4: Simplify right side
    730,712.24x = 411,810,365,248.20
  5. Step 5: Solve for x
    x = 411,810,365,248.20/730,712.24
  6. Step 6: Final answer
    x = 563,573.93

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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.