Home / 314,974.20-472,461.30-104,612.15

Finding the Fourth Proportional to 314,974.20, 472,461.30 and 104,612.15

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Solution

The fourth proportional to 314,974.20, 472,461.30 and 104,612.15 is: 156,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,974.20 : 472,461.30 = 104,612.15 : x
  2. Step 2: Convert to fraction form
    314,974.20/472,461.30 = 104,612.15/x
  3. Step 3: Cross multiply
    314,974.20x = 472,461.30 × 104,612.15
  4. Step 4: Simplify right side
    314,974.20x = 49,425,190,022.49
  5. Step 5: Solve for x
    x = 49,425,190,022.49/314,974.20
  6. Step 6: Final answer
    x = 156,918.22

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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.