Home / 878,086.17-1,316,184.36-574,365.96

Finding the Fourth Proportional to 878,086.17, 1,316,184.36 and 574,365.96

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Solution

The fourth proportional to 878,086.17, 1,316,184.36 and 574,365.96 is: 860,930.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,086.17 : 1,316,184.36 = 574,365.96 : x
  2. Step 2: Convert to fraction form
    878,086.17/1,316,184.36 = 574,365.96/x
  3. Step 3: Cross multiply
    878,086.17x = 1,316,184.36 × 574,365.96
  4. Step 4: Simplify right side
    878,086.17x = 755,971,493,468.39
  5. Step 5: Solve for x
    x = 755,971,493,468.39/878,086.17
  6. Step 6: Final answer
    x = 860,930.87

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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.