Home / 741,927.75-1,112,143.86-292,474.68

Finding the Fourth Proportional to 741,927.75, 1,112,143.86 and 292,474.68

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Solution

The fourth proportional to 741,927.75, 1,112,143.86 and 292,474.68 is: 438,417.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,927.75 : 1,112,143.86 = 292,474.68 : x
  2. Step 2: Convert to fraction form
    741,927.75/1,112,143.86 = 292,474.68/x
  3. Step 3: Cross multiply
    741,927.75x = 1,112,143.86 × 292,474.68
  4. Step 4: Simplify right side
    741,927.75x = 325,273,919,567.47
  5. Step 5: Solve for x
    x = 325,273,919,567.47/741,927.75
  6. Step 6: Final answer
    x = 438,417.24

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Double scale
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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.