Home / 878,188.82-1,314,792.21-574,936.16

Finding the Fourth Proportional to 878,188.82, 1,314,792.21 and 574,936.16

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Solution

The fourth proportional to 878,188.82, 1,314,792.21 and 574,936.16 is: 860,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,188.82 : 1,314,792.21 = 574,936.16 : x
  2. Step 2: Convert to fraction form
    878,188.82/1,314,792.21 = 574,936.16/x
  3. Step 3: Cross multiply
    878,188.82x = 1,314,792.21 × 574,936.16
  4. Step 4: Simplify right side
    878,188.82x = 755,921,584,415.31
  5. Step 5: Solve for x
    x = 755,921,584,415.31/878,188.82
  6. Step 6: Final answer
    x = 860,773.41

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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.