Home / 498,855.44-687,021-466,837.04

Finding the Fourth Proportional to 498,855.44, 687,021 and 466,837.04

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Solution

The fourth proportional to 498,855.44, 687,021 and 466,837.04 is: 642,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,855.44 : 687,021 = 466,837.04 : x
  2. Step 2: Convert to fraction form
    498,855.44/687,021 = 466,837.04/x
  3. Step 3: Cross multiply
    498,855.44x = 687,021 × 466,837.04
  4. Step 4: Simplify right side
    498,855.44x = 320,726,850,057.84
  5. Step 5: Solve for x
    x = 320,726,850,057.84/498,855.44
  6. Step 6: Final answer
    x = 642,925.43

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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.