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Finding the Fourth Proportional to 563,510.48, 844,821 and 279,298.90

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Solution

The fourth proportional to 563,510.48, 844,821 and 279,298.90 is: 418,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,510.48 : 844,821 = 279,298.90 : x
  2. Step 2: Convert to fraction form
    563,510.48/844,821 = 279,298.90/x
  3. Step 3: Cross multiply
    563,510.48x = 844,821 × 279,298.90
  4. Step 4: Simplify right side
    563,510.48x = 235,957,575,996.90
  5. Step 5: Solve for x
    x = 235,957,575,996.90/563,510.48
  6. Step 6: Final answer
    x = 418,727.93

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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.