Home / 463,441.20-695,161.80-163,931.55

Finding the Fourth Proportional to 463,441.20, 695,161.80 and 163,931.55

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Solution

The fourth proportional to 463,441.20, 695,161.80 and 163,931.55 is: 245,897.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,441.20 : 695,161.80 = 163,931.55 : x
  2. Step 2: Convert to fraction form
    463,441.20/695,161.80 = 163,931.55/x
  3. Step 3: Cross multiply
    463,441.20x = 695,161.80 × 163,931.55
  4. Step 4: Simplify right side
    463,441.20x = 113,958,951,374.79
  5. Step 5: Solve for x
    x = 113,958,951,374.79/463,441.20
  6. Step 6: Final answer
    x = 245,897.33

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Similar ratio
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1.5x scale

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.