Home / 887,629.34-1,331,779.41-532,890.65

Finding the Fourth Proportional to 887,629.34, 1,331,779.41 and 532,890.65

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Solution

The fourth proportional to 887,629.34, 1,331,779.41 and 532,890.65 is: 799,537.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,629.34 : 1,331,779.41 = 532,890.65 : x
  2. Step 2: Convert to fraction form
    887,629.34/1,331,779.41 = 532,890.65/x
  3. Step 3: Cross multiply
    887,629.34x = 1,331,779.41 × 532,890.65
  4. Step 4: Simplify right side
    887,629.34x = 709,692,788,792.62
  5. Step 5: Solve for x
    x = 709,692,788,792.62/887,629.34
  6. Step 6: Final answer
    x = 799,537.33

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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.