Home / 891,810.07-1,337,854.22-292,634.85

Finding the Fourth Proportional to 891,810.07, 1,337,854.22 and 292,634.85

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Solution

The fourth proportional to 891,810.07, 1,337,854.22 and 292,634.85 is: 438,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,810.07 : 1,337,854.22 = 292,634.85 : x
  2. Step 2: Convert to fraction form
    891,810.07/1,337,854.22 = 292,634.85/x
  3. Step 3: Cross multiply
    891,810.07x = 1,337,854.22 × 292,634.85
  4. Step 4: Simplify right side
    891,810.07x = 391,502,768,991.57
  5. Step 5: Solve for x
    x = 391,502,768,991.57/891,810.07
  6. Step 6: Final answer
    x = 438,997.92

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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.