Home / 356,565.20-492,052.04-195,416.72

Finding the Fourth Proportional to 356,565.20, 492,052.04 and 195,416.72

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Solution

The fourth proportional to 356,565.20, 492,052.04 and 195,416.72 is: 269,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,565.20 : 492,052.04 = 195,416.72 : x
  2. Step 2: Convert to fraction form
    356,565.20/492,052.04 = 195,416.72/x
  3. Step 3: Cross multiply
    356,565.20x = 492,052.04 × 195,416.72
  4. Step 4: Simplify right side
    356,565.20x = 96,155,195,726.11
  5. Step 5: Solve for x
    x = 96,155,195,726.11/356,565.20
  6. Step 6: Final answer
    x = 269,670.72

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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.