Home / 574,266.18-861,423.01-169,458.39

Finding the Fourth Proportional to 574,266.18, 861,423.01 and 169,458.39

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Solution

The fourth proportional to 574,266.18, 861,423.01 and 169,458.39 is: 254,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,266.18 : 861,423.01 = 169,458.39 : x
  2. Step 2: Convert to fraction form
    574,266.18/861,423.01 = 169,458.39/x
  3. Step 3: Cross multiply
    574,266.18x = 861,423.01 × 169,458.39
  4. Step 4: Simplify right side
    574,266.18x = 145,975,354,865.47
  5. Step 5: Solve for x
    x = 145,975,354,865.47/574,266.18
  6. Step 6: Final answer
    x = 254,194.59

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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.