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Finding the Fourth Proportional to 406,119.52, 560,503.56 and 234,004.52

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Solution

The fourth proportional to 406,119.52, 560,503.56 and 234,004.52 is: 322,960.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,119.52 : 560,503.56 = 234,004.52 : x
  2. Step 2: Convert to fraction form
    406,119.52/560,503.56 = 234,004.52/x
  3. Step 3: Cross multiply
    406,119.52x = 560,503.56 × 234,004.52
  4. Step 4: Simplify right side
    406,119.52x = 131,160,366,516.09
  5. Step 5: Solve for x
    x = 131,160,366,516.09/406,119.52
  6. Step 6: Final answer
    x = 322,960.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.