Home / 887,438.10-1,330,379.55-532,074.90

Finding the Fourth Proportional to 887,438.10, 1,330,379.55 and 532,074.90

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Solution

The fourth proportional to 887,438.10, 1,330,379.55 and 532,074.90 is: 797,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,438.10 : 1,330,379.55 = 532,074.90 : x
  2. Step 2: Convert to fraction form
    887,438.10/1,330,379.55 = 532,074.90/x
  3. Step 3: Cross multiply
    887,438.10x = 1,330,379.55 × 532,074.90
  4. Step 4: Simplify right side
    887,438.10x = 707,861,566,028.30
  5. Step 5: Solve for x
    x = 707,861,566,028.30/887,438.10
  6. Step 6: Final answer
    x = 797,646.13

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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.