Home / 861,334.59-1,292,061.35-292,483.59

Finding the Fourth Proportional to 861,334.59, 1,292,061.35 and 292,483.59

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Solution

The fourth proportional to 861,334.59, 1,292,061.35 and 292,483.59 is: 438,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,334.59 : 1,292,061.35 = 292,483.59 : x
  2. Step 2: Convert to fraction form
    861,334.59/1,292,061.35 = 292,483.59/x
  3. Step 3: Cross multiply
    861,334.59x = 1,292,061.35 × 292,483.59
  4. Step 4: Simplify right side
    861,334.59x = 377,906,740,685.83
  5. Step 5: Solve for x
    x = 377,906,740,685.83/861,334.59
  6. Step 6: Final answer
    x = 438,745.58

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1.5x scale

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.