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Finding the Fourth Proportional to 234,473.80, 351,710.70 and 224,235.40

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Solution

The fourth proportional to 234,473.80, 351,710.70 and 224,235.40 is: 336,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,473.80 : 351,710.70 = 224,235.40 : x
  2. Step 2: Convert to fraction form
    234,473.80/351,710.70 = 224,235.40/x
  3. Step 3: Cross multiply
    234,473.80x = 351,710.70 × 224,235.40
  4. Step 4: Simplify right side
    234,473.80x = 78,865,989,498.78
  5. Step 5: Solve for x
    x = 78,865,989,498.78/234,473.80
  6. Step 6: Final answer
    x = 336,353.10

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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.