Home / 966,455.24-1,449,570.20-256,538.48

Finding the Fourth Proportional to 966,455.24, 1,449,570.20 and 256,538.48

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Solution

The fourth proportional to 966,455.24, 1,449,570.20 and 256,538.48 is: 384,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,455.24 : 1,449,570.20 = 256,538.48 : x
  2. Step 2: Convert to fraction form
    966,455.24/1,449,570.20 = 256,538.48/x
  3. Step 3: Cross multiply
    966,455.24x = 1,449,570.20 × 256,538.48
  4. Step 4: Simplify right side
    966,455.24x = 371,870,535,761.30
  5. Step 5: Solve for x
    x = 371,870,535,761.30/966,455.24
  6. Step 6: Final answer
    x = 384,777.82

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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.