Home / 887,739.34-1,331,944.22-533,000.65

Finding the Fourth Proportional to 887,739.34, 1,331,944.22 and 533,000.65

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Solution

The fourth proportional to 887,739.34, 1,331,944.22 and 533,000.65 is: 799,702.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,739.34 : 1,331,944.22 = 533,000.65 : x
  2. Step 2: Convert to fraction form
    887,739.34/1,331,944.22 = 533,000.65/x
  3. Step 3: Cross multiply
    887,739.34x = 1,331,944.22 × 533,000.65
  4. Step 4: Simplify right side
    887,739.34x = 709,927,135,023.74
  5. Step 5: Solve for x
    x = 709,927,135,023.74/887,739.34
  6. Step 6: Final answer
    x = 799,702.24

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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.