Home / 954,540.57-1,317,290.94-518,987.22

Finding the Fourth Proportional to 954,540.57, 1,317,290.94 and 518,987.22

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Solution

The fourth proportional to 954,540.57, 1,317,290.94 and 518,987.22 is: 716,215.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,540.57 : 1,317,290.94 = 518,987.22 : x
  2. Step 2: Convert to fraction form
    954,540.57/1,317,290.94 = 518,987.22/x
  3. Step 3: Cross multiply
    954,540.57x = 1,317,290.94 × 518,987.22
  4. Step 4: Simplify right side
    954,540.57x = 683,657,160,286.85
  5. Step 5: Solve for x
    x = 683,657,160,286.85/954,540.57
  6. Step 6: Final answer
    x = 716,215.93

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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.