Home / 588,436.25-812,126.88-326,851.22

Finding the Fourth Proportional to 588,436.25, 812,126.88 and 326,851.22

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Solution

The fourth proportional to 588,436.25, 812,126.88 and 326,851.22 is: 451,101.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,436.25 : 812,126.88 = 326,851.22 : x
  2. Step 2: Convert to fraction form
    588,436.25/812,126.88 = 326,851.22/x
  3. Step 3: Cross multiply
    588,436.25x = 812,126.88 × 326,851.22
  4. Step 4: Simplify right side
    588,436.25x = 265,444,663,553.11
  5. Step 5: Solve for x
    x = 265,444,663,553.11/588,436.25
  6. Step 6: Final answer
    x = 451,101.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.