Home / 878,449.42-1,317,926.31-366,014.80

Finding the Fourth Proportional to 878,449.42, 1,317,926.31 and 366,014.80

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Solution

The fourth proportional to 878,449.42, 1,317,926.31 and 366,014.80 is: 549,127.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,449.42 : 1,317,926.31 = 366,014.80 : x
  2. Step 2: Convert to fraction form
    878,449.42/1,317,926.31 = 366,014.80/x
  3. Step 3: Cross multiply
    878,449.42x = 1,317,926.31 × 366,014.80
  4. Step 4: Simplify right side
    878,449.42x = 482,380,534,769.39
  5. Step 5: Solve for x
    x = 482,380,534,769.39/878,449.42
  6. Step 6: Final answer
    x = 549,127.27

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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.