Home / 784,422.60-1,174,254.66-709,574.28

Finding the Fourth Proportional to 784,422.60, 1,174,254.66 and 709,574.28

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Solution

The fourth proportional to 784,422.60, 1,174,254.66 and 709,574.28 is: 1,062,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,422.60 : 1,174,254.66 = 709,574.28 : x
  2. Step 2: Convert to fraction form
    784,422.60/1,174,254.66 = 709,574.28/x
  3. Step 3: Cross multiply
    784,422.60x = 1,174,254.66 × 709,574.28
  4. Step 4: Simplify right side
    784,422.60x = 833,220,904,906.15
  5. Step 5: Solve for x
    x = 833,220,904,906.15/784,422.60
  6. Step 6: Final answer
    x = 1,062,209.20

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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.