Home / 543,945.47-815,636.60-244,167.91

Finding the Fourth Proportional to 543,945.47, 815,636.60 and 244,167.91

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Solution

The fourth proportional to 543,945.47, 815,636.60 and 244,167.91 is: 366,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,945.47 : 815,636.60 = 244,167.91 : x
  2. Step 2: Convert to fraction form
    543,945.47/815,636.60 = 244,167.91/x
  3. Step 3: Cross multiply
    543,945.47x = 815,636.60 × 244,167.91
  4. Step 4: Simplify right side
    543,945.47x = 199,152,281,597.21
  5. Step 5: Solve for x
    x = 199,152,281,597.21/543,945.47
  6. Step 6: Final answer
    x = 366,125.46

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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.