Home / 955,386.57-1,318,469.75-547,567.11

Finding the Fourth Proportional to 955,386.57, 1,318,469.75 and 547,567.11

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Solution

The fourth proportional to 955,386.57, 1,318,469.75 and 547,567.11 is: 755,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,386.57 : 1,318,469.75 = 547,567.11 : x
  2. Step 2: Convert to fraction form
    955,386.57/1,318,469.75 = 547,567.11/x
  3. Step 3: Cross multiply
    955,386.57x = 1,318,469.75 × 547,567.11
  4. Step 4: Simplify right side
    955,386.57x = 721,950,670,829.49
  5. Step 5: Solve for x
    x = 721,950,670,829.49/955,386.57
  6. Step 6: Final answer
    x = 755,663.41

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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.