Home / 683,352.52-1,025,248.02-328,392.28

Finding the Fourth Proportional to 683,352.52, 1,025,248.02 and 328,392.28

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Solution

The fourth proportional to 683,352.52, 1,025,248.02 and 328,392.28 is: 492,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,352.52 : 1,025,248.02 = 328,392.28 : x
  2. Step 2: Convert to fraction form
    683,352.52/1,025,248.02 = 328,392.28/x
  3. Step 3: Cross multiply
    683,352.52x = 1,025,248.02 × 328,392.28
  4. Step 4: Simplify right side
    683,352.52x = 336,683,534,853.29
  5. Step 5: Solve for x
    x = 336,683,534,853.29/683,352.52
  6. Step 6: Final answer
    x = 492,693.78

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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.