Home / 497,222.28-745,685.19-177,317.64

Finding the Fourth Proportional to 497,222.28, 745,685.19 and 177,317.64

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Solution

The fourth proportional to 497,222.28, 745,685.19 and 177,317.64 is: 265,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,222.28 : 745,685.19 = 177,317.64 : x
  2. Step 2: Convert to fraction form
    497,222.28/745,685.19 = 177,317.64/x
  3. Step 3: Cross multiply
    497,222.28x = 745,685.19 × 177,317.64
  4. Step 4: Simplify right side
    497,222.28x = 132,223,138,073.75
  5. Step 5: Solve for x
    x = 132,223,138,073.75/497,222.28
  6. Step 6: Final answer
    x = 265,923.60

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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.