Home / 755,460.75-1,043,472.03-548,398.66

Finding the Fourth Proportional to 755,460.75, 1,043,472.03 and 548,398.66

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Solution

The fourth proportional to 755,460.75, 1,043,472.03 and 548,398.66 is: 757,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,460.75 : 1,043,472.03 = 548,398.66 : x
  2. Step 2: Convert to fraction form
    755,460.75/1,043,472.03 = 548,398.66/x
  3. Step 3: Cross multiply
    755,460.75x = 1,043,472.03 × 548,398.66
  4. Step 4: Simplify right side
    755,460.75x = 572,238,664,237.16
  5. Step 5: Solve for x
    x = 572,238,664,237.16/755,460.75
  6. Step 6: Final answer
    x = 757,469.75

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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.