Home / 708,528.46-1,063,022.19-424,174.54

Finding the Fourth Proportional to 708,528.46, 1,063,022.19 and 424,174.54

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Solution

The fourth proportional to 708,528.46, 1,063,022.19 and 424,174.54 is: 636,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,528.46 : 1,063,022.19 = 424,174.54 : x
  2. Step 2: Convert to fraction form
    708,528.46/1,063,022.19 = 424,174.54/x
  3. Step 3: Cross multiply
    708,528.46x = 1,063,022.19 × 424,174.54
  4. Step 4: Simplify right side
    708,528.46x = 450,906,941,017.06
  5. Step 5: Solve for x
    x = 450,906,941,017.06/708,528.46
  6. Step 6: Final answer
    x = 636,399.20

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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.