Home / 887,695.07-1,331,582.22-272,154.74

Finding the Fourth Proportional to 887,695.07, 1,331,582.22 and 272,154.74

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Solution

The fourth proportional to 887,695.07, 1,331,582.22 and 272,154.74 is: 408,244.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,695.07 : 1,331,582.22 = 272,154.74 : x
  2. Step 2: Convert to fraction form
    887,695.07/1,331,582.22 = 272,154.74/x
  3. Step 3: Cross multiply
    887,695.07x = 1,331,582.22 × 272,154.74
  4. Step 4: Simplify right side
    887,695.07x = 362,396,413,704.96
  5. Step 5: Solve for x
    x = 362,396,413,704.96/887,695.07
  6. Step 6: Final answer
    x = 408,244.26

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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.