Home / 966,040.80-1,449,061.20-292,226.10

Finding the Fourth Proportional to 966,040.80, 1,449,061.20 and 292,226.10

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Solution

The fourth proportional to 966,040.80, 1,449,061.20 and 292,226.10 is: 438,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,040.80 : 1,449,061.20 = 292,226.10 : x
  2. Step 2: Convert to fraction form
    966,040.80/1,449,061.20 = 292,226.10/x
  3. Step 3: Cross multiply
    966,040.80x = 1,449,061.20 × 292,226.10
  4. Step 4: Simplify right side
    966,040.80x = 423,453,503,137.32
  5. Step 5: Solve for x
    x = 423,453,503,137.32/966,040.80
  6. Step 6: Final answer
    x = 438,339.15

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Double scale
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Similar ratio
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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.