Home / 806,046.30-1,209,217.07-332,473.32

Finding the Fourth Proportional to 806,046.30, 1,209,217.07 and 332,473.32

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Solution

The fourth proportional to 806,046.30, 1,209,217.07 and 332,473.32 is: 498,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,046.30 : 1,209,217.07 = 332,473.32 : x
  2. Step 2: Convert to fraction form
    806,046.30/1,209,217.07 = 332,473.32/x
  3. Step 3: Cross multiply
    806,046.30x = 1,209,217.07 × 332,473.32
  4. Step 4: Simplify right side
    806,046.30x = 402,032,406,155.12
  5. Step 5: Solve for x
    x = 402,032,406,155.12/806,046.30
  6. Step 6: Final answer
    x = 498,770.86

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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.