Home / 887,961.08-1,331,826.20-355,487.33

Finding the Fourth Proportional to 887,961.08, 1,331,826.20 and 355,487.33

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Solution

The fourth proportional to 887,961.08, 1,331,826.20 and 355,487.33 is: 533,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,961.08 : 1,331,826.20 = 355,487.33 : x
  2. Step 2: Convert to fraction form
    887,961.08/1,331,826.20 = 355,487.33/x
  3. Step 3: Cross multiply
    887,961.08x = 1,331,826.20 × 355,487.33
  4. Step 4: Simplify right side
    887,961.08x = 473,447,342,747.25
  5. Step 5: Solve for x
    x = 473,447,342,747.25/887,961.08
  6. Step 6: Final answer
    x = 533,184.79

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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.