Home / 1,002,565.58-1,503,247.53-319,157.24

Finding the Fourth Proportional to 1,002,565.58, 1,503,247.53 and 319,157.24

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Solution

The fourth proportional to 1,002,565.58, 1,503,247.53 and 319,157.24 is: 478,544.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,565.58 : 1,503,247.53 = 319,157.24 : x
  2. Step 2: Convert to fraction form
    1,002,565.58/1,503,247.53 = 319,157.24/x
  3. Step 3: Cross multiply
    1,002,565.58x = 1,503,247.53 × 319,157.24
  4. Step 4: Simplify right side
    1,002,565.58x = 479,772,332,711.62
  5. Step 5: Solve for x
    x = 479,772,332,711.62/1,002,565.58
  6. Step 6: Final answer
    x = 478,544.59

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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.