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Finding the Fourth Proportional to 499,548.70, 749,063.85 and 183,843.10

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Solution

The fourth proportional to 499,548.70, 749,063.85 and 183,843.10 is: 275,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,548.70 : 749,063.85 = 183,843.10 : x
  2. Step 2: Convert to fraction form
    499,548.70/749,063.85 = 183,843.10/x
  3. Step 3: Cross multiply
    499,548.70x = 749,063.85 × 183,843.10
  4. Step 4: Simplify right side
    499,548.70x = 137,710,220,281.94
  5. Step 5: Solve for x
    x = 137,710,220,281.94/499,548.70
  6. Step 6: Final answer
    x = 275,669.26

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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.