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Finding the Fourth Proportional to 537,419.72, 804,357.84 and 297,164.28

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Solution

The fourth proportional to 537,419.72, 804,357.84 and 297,164.28 is: 444,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,419.72 : 804,357.84 = 297,164.28 : x
  2. Step 2: Convert to fraction form
    537,419.72/804,357.84 = 297,164.28/x
  3. Step 3: Cross multiply
    537,419.72x = 804,357.84 × 297,164.28
  4. Step 4: Simplify right side
    537,419.72x = 239,026,418,385.96
  5. Step 5: Solve for x
    x = 239,026,418,385.96/537,419.72
  6. Step 6: Final answer
    x = 444,766.74

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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.