Home / 891,718.43-1,337,296.61-292,539.96

Finding the Fourth Proportional to 891,718.43, 1,337,296.61 and 292,539.96

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Solution

The fourth proportional to 891,718.43, 1,337,296.61 and 292,539.96 is: 438,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,718.43 : 1,337,296.61 = 292,539.96 : x
  2. Step 2: Convert to fraction form
    891,718.43/1,337,296.61 = 292,539.96/x
  3. Step 3: Cross multiply
    891,718.43x = 1,337,296.61 × 292,539.96
  4. Step 4: Simplify right side
    891,718.43x = 391,212,695,334.84
  5. Step 5: Solve for x
    x = 391,212,695,334.84/891,718.43
  6. Step 6: Final answer
    x = 438,717.74

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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.