Home / 727,127.30-1,088,508.80-441,937.64

Finding the Fourth Proportional to 727,127.30, 1,088,508.80 and 441,937.64

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Solution

The fourth proportional to 727,127.30, 1,088,508.80 and 441,937.64 is: 661,580.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,127.30 : 1,088,508.80 = 441,937.64 : x
  2. Step 2: Convert to fraction form
    727,127.30/1,088,508.80 = 441,937.64/x
  3. Step 3: Cross multiply
    727,127.30x = 1,088,508.80 × 441,937.64
  4. Step 4: Simplify right side
    727,127.30x = 481,053,010,191.23
  5. Step 5: Solve for x
    x = 481,053,010,191.23/727,127.30
  6. Step 6: Final answer
    x = 661,580.18

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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.