Home / 891,649.96-1,337,194.26-292,471.78

Finding the Fourth Proportional to 891,649.96, 1,337,194.26 and 292,471.78

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Solution

The fourth proportional to 891,649.96, 1,337,194.26 and 292,471.78 is: 438,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,649.96 : 1,337,194.26 = 292,471.78 : x
  2. Step 2: Convert to fraction form
    891,649.96/1,337,194.26 = 292,471.78/x
  3. Step 3: Cross multiply
    891,649.96x = 1,337,194.26 × 292,471.78
  4. Step 4: Simplify right side
    891,649.96x = 391,091,585,427.98
  5. Step 5: Solve for x
    x = 391,091,585,427.98/891,649.96
  6. Step 6: Final answer
    x = 438,615.60

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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.