Home / 563,624.53-845,449.55-339,172.72

Finding the Fourth Proportional to 563,624.53, 845,449.55 and 339,172.72

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Solution

The fourth proportional to 563,624.53, 845,449.55 and 339,172.72 is: 508,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,624.53 : 845,449.55 = 339,172.72 : x
  2. Step 2: Convert to fraction form
    563,624.53/845,449.55 = 339,172.72/x
  3. Step 3: Cross multiply
    563,624.53x = 845,449.55 × 339,172.72
  4. Step 4: Simplify right side
    563,624.53x = 286,753,420,958.69
  5. Step 5: Solve for x
    x = 286,753,420,958.69/563,624.53
  6. Step 6: Final answer
    x = 508,766.75

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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.