Home / 688,966.49-1,033,560.61-239,815.01

Finding the Fourth Proportional to 688,966.49, 1,033,560.61 and 239,815.01

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Solution

The fourth proportional to 688,966.49, 1,033,560.61 and 239,815.01 is: 359,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,966.49 : 1,033,560.61 = 239,815.01 : x
  2. Step 2: Convert to fraction form
    688,966.49/1,033,560.61 = 239,815.01/x
  3. Step 3: Cross multiply
    688,966.49x = 1,033,560.61 × 239,815.01
  4. Step 4: Simplify right side
    688,966.49x = 247,863,350,007.12
  5. Step 5: Solve for x
    x = 247,863,350,007.12/688,966.49
  6. Step 6: Final answer
    x = 359,761.11

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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.