Home / 741,760.70-1,113,097.88-292,405.10

Finding the Fourth Proportional to 741,760.70, 1,113,097.88 and 292,405.10

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Solution

The fourth proportional to 741,760.70, 1,113,097.88 and 292,405.10 is: 438,787.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,760.70 : 1,113,097.88 = 292,405.10 : x
  2. Step 2: Convert to fraction form
    741,760.70/1,113,097.88 = 292,405.10/x
  3. Step 3: Cross multiply
    741,760.70x = 1,113,097.88 × 292,405.10
  4. Step 4: Simplify right side
    741,760.70x = 325,475,492,076.71
  5. Step 5: Solve for x
    x = 325,475,492,076.71/741,760.70
  6. Step 6: Final answer
    x = 438,787.73

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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.