Home / 988,952.13-1,482,937.38-314,945.55

Finding the Fourth Proportional to 988,952.13, 1,482,937.38 and 314,945.55

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Solution

The fourth proportional to 988,952.13, 1,482,937.38 and 314,945.55 is: 472,262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,952.13 : 1,482,937.38 = 314,945.55 : x
  2. Step 2: Convert to fraction form
    988,952.13/1,482,937.38 = 314,945.55/x
  3. Step 3: Cross multiply
    988,952.13x = 1,482,937.38 × 314,945.55
  4. Step 4: Simplify right side
    988,952.13x = 467,044,528,759.66
  5. Step 5: Solve for x
    x = 467,044,528,759.66/988,952.13
  6. Step 6: Final answer
    x = 472,262.02

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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.