Home / 801,182.40-1,202,187.84-352,218.24

Finding the Fourth Proportional to 801,182.40, 1,202,187.84 and 352,218.24

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Solution

The fourth proportional to 801,182.40, 1,202,187.84 and 352,218.24 is: 528,509.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,182.40 : 1,202,187.84 = 352,218.24 : x
  2. Step 2: Convert to fraction form
    801,182.40/1,202,187.84 = 352,218.24/x
  3. Step 3: Cross multiply
    801,182.40x = 1,202,187.84 × 352,218.24
  4. Step 4: Simplify right side
    801,182.40x = 423,432,485,154.20
  5. Step 5: Solve for x
    x = 423,432,485,154.20/801,182.40
  6. Step 6: Final answer
    x = 528,509.47

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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.