Home / 927,932.40-1,391,217.48-296,482.32

Finding the Fourth Proportional to 927,932.40, 1,391,217.48 and 296,482.32

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Solution

The fourth proportional to 927,932.40, 1,391,217.48 and 296,482.32 is: 444,505.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,932.40 : 1,391,217.48 = 296,482.32 : x
  2. Step 2: Convert to fraction form
    927,932.40/1,391,217.48 = 296,482.32/x
  3. Step 3: Cross multiply
    927,932.40x = 1,391,217.48 × 296,482.32
  4. Step 4: Simplify right side
    927,932.40x = 412,471,386,094.95
  5. Step 5: Solve for x
    x = 412,471,386,094.95/927,932.40
  6. Step 6: Final answer
    x = 444,505.86

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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.