Home / 723,033.45-1,084,554.02-217,590.97

Finding the Fourth Proportional to 723,033.45, 1,084,554.02 and 217,590.97

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Solution

The fourth proportional to 723,033.45, 1,084,554.02 and 217,590.97 is: 326,387.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,033.45 : 1,084,554.02 = 217,590.97 : x
  2. Step 2: Convert to fraction form
    723,033.45/1,084,554.02 = 217,590.97/x
  3. Step 3: Cross multiply
    723,033.45x = 1,084,554.02 × 217,590.97
  4. Step 4: Simplify right side
    723,033.45x = 235,989,156,350.41
  5. Step 5: Solve for x
    x = 235,989,156,350.41/723,033.45
  6. Step 6: Final answer
    x = 326,387.61

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Double scale
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Similar ratio
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1.5x scale

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.