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Finding the Fourth Proportional to 239,572.85, 359,592.99 and 197,877.69

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Solution

The fourth proportional to 239,572.85, 359,592.99 and 197,877.69 is: 297,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,572.85 : 359,592.99 = 197,877.69 : x
  2. Step 2: Convert to fraction form
    239,572.85/359,592.99 = 197,877.69/x
  3. Step 3: Cross multiply
    239,572.85x = 359,592.99 × 197,877.69
  4. Step 4: Simplify right side
    239,572.85x = 71,155,431,100.38
  5. Step 5: Solve for x
    x = 71,155,431,100.38/239,572.85
  6. Step 6: Final answer
    x = 297,009.58

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1.5x scale

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.