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Finding the Fourth Proportional to 246,638.40, 369,957.80 and 59,649.90

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Solution

The fourth proportional to 246,638.40, 369,957.80 and 59,649.90 is: 89,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,638.40 : 369,957.80 = 59,649.90 : x
  2. Step 2: Convert to fraction form
    246,638.40/369,957.80 = 59,649.90/x
  3. Step 3: Cross multiply
    246,638.40x = 369,957.80 × 59,649.90
  4. Step 4: Simplify right side
    246,638.40x = 22,067,945,774.22
  5. Step 5: Solve for x
    x = 22,067,945,774.22/246,638.40
  6. Step 6: Final answer
    x = 89,474.90

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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.