Home / 702,977.52-1,054,248.19-253,640.15

Finding the Fourth Proportional to 702,977.52, 1,054,248.19 and 253,640.15

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Solution

The fourth proportional to 702,977.52, 1,054,248.19 and 253,640.15 is: 380,381.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,977.52 : 1,054,248.19 = 253,640.15 : x
  2. Step 2: Convert to fraction form
    702,977.52/1,054,248.19 = 253,640.15/x
  3. Step 3: Cross multiply
    702,977.52x = 1,054,248.19 × 253,640.15
  4. Step 4: Simplify right side
    702,977.52x = 267,399,669,048.83
  5. Step 5: Solve for x
    x = 267,399,669,048.83/702,977.52
  6. Step 6: Final answer
    x = 380,381.54

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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.