Home / 727,489.10-1,003,832.10-413,150.24

Finding the Fourth Proportional to 727,489.10, 1,003,832.10 and 413,150.24

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Solution

The fourth proportional to 727,489.10, 1,003,832.10 and 413,150.24 is: 570,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,489.10 : 1,003,832.10 = 413,150.24 : x
  2. Step 2: Convert to fraction form
    727,489.10/1,003,832.10 = 413,150.24/x
  3. Step 3: Cross multiply
    727,489.10x = 1,003,832.10 × 413,150.24
  4. Step 4: Simplify right side
    727,489.10x = 414,733,468,015.54
  5. Step 5: Solve for x
    x = 414,733,468,015.54/727,489.10
  6. Step 6: Final answer
    x = 570,088.91

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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.