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Finding the Fourth Proportional to 444,557.52, 668,281.32 and 356,772.96

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Solution

The fourth proportional to 444,557.52, 668,281.32 and 356,772.96 is: 536,319.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,557.52 : 668,281.32 = 356,772.96 : x
  2. Step 2: Convert to fraction form
    444,557.52/668,281.32 = 356,772.96/x
  3. Step 3: Cross multiply
    444,557.52x = 668,281.32 × 356,772.96
  4. Step 4: Simplify right side
    444,557.52x = 238,424,704,649.11
  5. Step 5: Solve for x
    x = 238,424,704,649.11/444,557.52
  6. Step 6: Final answer
    x = 536,319.14

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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.