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Finding the Fourth Proportional to 944,352, 1,416,805.44 and 279,521.28

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Solution

The fourth proportional to 944,352, 1,416,805.44 and 279,521.28 is: 419,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,352 : 1,416,805.44 = 279,521.28 : x
  2. Step 2: Convert to fraction form
    944,352/1,416,805.44 = 279,521.28/x
  3. Step 3: Cross multiply
    944,352x = 1,416,805.44 × 279,521.28
  4. Step 4: Simplify right side
    944,352x = 396,027,270,099.76
  5. Step 5: Solve for x
    x = 396,027,270,099.76/944,352
  6. Step 6: Final answer
    x = 419,364.04

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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.