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Finding the Fourth Proportional to 563,718.60, 844,451.24 and 338,955.96

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Solution

The fourth proportional to 563,718.60, 844,451.24 and 338,955.96 is: 507,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,718.60 : 844,451.24 = 338,955.96 : x
  2. Step 2: Convert to fraction form
    563,718.60/844,451.24 = 338,955.96/x
  3. Step 3: Cross multiply
    563,718.60x = 844,451.24 × 338,955.96
  4. Step 4: Simplify right side
    563,718.60x = 286,231,780,727.39
  5. Step 5: Solve for x
    x = 286,231,780,727.39/563,718.60
  6. Step 6: Final answer
    x = 507,756.50

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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.