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Finding the Fourth Proportional to 502,497.40, 753,645.82 and 246,219.88

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Solution

The fourth proportional to 502,497.40, 753,645.82 and 246,219.88 is: 369,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,497.40 : 753,645.82 = 246,219.88 : x
  2. Step 2: Convert to fraction form
    502,497.40/753,645.82 = 246,219.88/x
  3. Step 3: Cross multiply
    502,497.40x = 753,645.82 × 246,219.88
  4. Step 4: Simplify right side
    502,497.40x = 185,562,583,362.90
  5. Step 5: Solve for x
    x = 185,562,583,362.90/502,497.40
  6. Step 6: Final answer
    x = 369,280.68

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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.