Home / 759,303.10-1,139,764.65-327,234.52

Finding the Fourth Proportional to 759,303.10, 1,139,764.65 and 327,234.52

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Solution

The fourth proportional to 759,303.10, 1,139,764.65 and 327,234.52 is: 491,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,303.10 : 1,139,764.65 = 327,234.52 : x
  2. Step 2: Convert to fraction form
    759,303.10/1,139,764.65 = 327,234.52/x
  3. Step 3: Cross multiply
    759,303.10x = 1,139,764.65 × 327,234.52
  4. Step 4: Simplify right side
    759,303.10x = 372,970,338,155.72
  5. Step 5: Solve for x
    x = 372,970,338,155.72/759,303.10
  6. Step 6: Final answer
    x = 491,200.86

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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.