Home / 563,446.86-844,043.58-338,685.36

Finding the Fourth Proportional to 563,446.86, 844,043.58 and 338,685.36

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Solution

The fourth proportional to 563,446.86, 844,043.58 and 338,685.36 is: 507,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,446.86 : 844,043.58 = 338,685.36 : x
  2. Step 2: Convert to fraction form
    563,446.86/844,043.58 = 338,685.36/x
  3. Step 3: Cross multiply
    563,446.86x = 844,043.58 × 338,685.36
  4. Step 4: Simplify right side
    563,446.86x = 285,865,203,747.99
  5. Step 5: Solve for x
    x = 285,865,203,747.99/563,446.86
  6. Step 6: Final answer
    x = 507,350.78

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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.