Home / 966,405.25-1,449,606.05-256,377.48

Finding the Fourth Proportional to 966,405.25, 1,449,606.05 and 256,377.48

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Solution

The fourth proportional to 966,405.25, 1,449,606.05 and 256,377.48 is: 384,565.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,405.25 : 1,449,606.05 = 256,377.48 : x
  2. Step 2: Convert to fraction form
    966,405.25/1,449,606.05 = 256,377.48/x
  3. Step 3: Cross multiply
    966,405.25x = 1,449,606.05 × 256,377.48
  4. Step 4: Simplify right side
    966,405.25x = 371,646,340,335.26
  5. Step 5: Solve for x
    x = 371,646,340,335.26/966,405.25
  6. Step 6: Final answer
    x = 384,565.73

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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.