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Finding the Fourth Proportional to 235,630.28, 350,949.80 and 234,482.10

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Solution

The fourth proportional to 235,630.28, 350,949.80 and 234,482.10 is: 349,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,630.28 : 350,949.80 = 234,482.10 : x
  2. Step 2: Convert to fraction form
    235,630.28/350,949.80 = 234,482.10/x
  3. Step 3: Cross multiply
    235,630.28x = 350,949.80 × 234,482.10
  4. Step 4: Simplify right side
    235,630.28x = 82,291,446,975.95
  5. Step 5: Solve for x
    x = 82,291,446,975.95/235,630.28
  6. Step 6: Final answer
    x = 349,239.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.