Home / 878,086.67-1,316,185.11-574,366.46

Finding the Fourth Proportional to 878,086.67, 1,316,185.11 and 574,366.46

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Solution

The fourth proportional to 878,086.67, 1,316,185.11 and 574,366.46 is: 860,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,086.67 : 1,316,185.11 = 574,366.46 : x
  2. Step 2: Convert to fraction form
    878,086.67/1,316,185.11 = 574,366.46/x
  3. Step 3: Cross multiply
    878,086.67x = 1,316,185.11 × 574,366.46
  4. Step 4: Simplify right side
    878,086.67x = 755,972,582,335.41
  5. Step 5: Solve for x
    x = 755,972,582,335.41/878,086.67
  6. Step 6: Final answer
    x = 860,931.62

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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.