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Finding the Fourth Proportional to 357,463.28, 536,317.79 and 224,187.50

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Solution

The fourth proportional to 357,463.28, 536,317.79 and 224,187.50 is: 336,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,463.28 : 536,317.79 = 224,187.50 : x
  2. Step 2: Convert to fraction form
    357,463.28/536,317.79 = 224,187.50/x
  3. Step 3: Cross multiply
    357,463.28x = 536,317.79 × 224,187.50
  4. Step 4: Simplify right side
    357,463.28x = 120,235,744,765.48
  5. Step 5: Solve for x
    x = 120,235,744,765.48/357,463.28
  6. Step 6: Final answer
    x = 336,358.31

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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.