Home / 649,475.28-896,317.92-363,007.44

Finding the Fourth Proportional to 649,475.28, 896,317.92 and 363,007.44

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Solution

The fourth proportional to 649,475.28, 896,317.92 and 363,007.44 is: 500,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,475.28 : 896,317.92 = 363,007.44 : x
  2. Step 2: Convert to fraction form
    649,475.28/896,317.92 = 363,007.44/x
  3. Step 3: Cross multiply
    649,475.28x = 896,317.92 × 363,007.44
  4. Step 4: Simplify right side
    649,475.28x = 325,370,073,565.33
  5. Step 5: Solve for x
    x = 325,370,073,565.33/649,475.28
  6. Step 6: Final answer
    x = 500,973.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.