Home / 493,941.60-681,639.28-267,587.04

Finding the Fourth Proportional to 493,941.60, 681,639.28 and 267,587.04

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Solution

The fourth proportional to 493,941.60, 681,639.28 and 267,587.04 is: 369,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,941.60 : 681,639.28 = 267,587.04 : x
  2. Step 2: Convert to fraction form
    493,941.60/681,639.28 = 267,587.04/x
  3. Step 3: Cross multiply
    493,941.60x = 681,639.28 × 267,587.04
  4. Step 4: Simplify right side
    493,941.60x = 182,397,837,282.93
  5. Step 5: Solve for x
    x = 182,397,837,282.93/493,941.60
  6. Step 6: Final answer
    x = 369,270.05

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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.