Home / 954,517.41-1,317,238.34-518,938.97

Finding the Fourth Proportional to 954,517.41, 1,317,238.34 and 518,938.97

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Solution

The fourth proportional to 954,517.41, 1,317,238.34 and 518,938.97 is: 716,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,517.41 : 1,317,238.34 = 518,938.97 : x
  2. Step 2: Convert to fraction form
    954,517.41/1,317,238.34 = 518,938.97/x
  3. Step 3: Cross multiply
    954,517.41x = 1,317,238.34 × 518,938.97
  4. Step 4: Simplify right side
    954,517.41x = 683,566,298,223.22
  5. Step 5: Solve for x
    x = 683,566,298,223.22/954,517.41
  6. Step 6: Final answer
    x = 716,138.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.