Home / 741,845.52-1,112,841.48-209,371.14

Finding the Fourth Proportional to 741,845.52, 1,112,841.48 and 209,371.14

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Solution

The fourth proportional to 741,845.52, 1,112,841.48 and 209,371.14 is: 314,077.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,845.52 : 1,112,841.48 = 209,371.14 : x
  2. Step 2: Convert to fraction form
    741,845.52/1,112,841.48 = 209,371.14/x
  3. Step 3: Cross multiply
    741,845.52x = 1,112,841.48 × 209,371.14
  4. Step 4: Simplify right side
    741,845.52x = 232,996,889,306.89
  5. Step 5: Solve for x
    x = 232,996,889,306.89/741,845.52
  6. Step 6: Final answer
    x = 314,077.37

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1.5x scale

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.