Home / 712,776.59-1,069,324.46-239,449.04

Finding the Fourth Proportional to 712,776.59, 1,069,324.46 and 239,449.04

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Solution

The fourth proportional to 712,776.59, 1,069,324.46 and 239,449.04 is: 359,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,776.59 : 1,069,324.46 = 239,449.04 : x
  2. Step 2: Convert to fraction form
    712,776.59/1,069,324.46 = 239,449.04/x
  3. Step 3: Cross multiply
    712,776.59x = 1,069,324.46 × 239,449.04
  4. Step 4: Simplify right side
    712,776.59x = 256,048,714,198.27
  5. Step 5: Solve for x
    x = 256,048,714,198.27/712,776.59
  6. Step 6: Final answer
    x = 359,227.17

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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.