Home / 966,747.98-1,450,019.90-256,847.78

Finding the Fourth Proportional to 966,747.98, 1,450,019.90 and 256,847.78

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Solution

The fourth proportional to 966,747.98, 1,450,019.90 and 256,847.78 is: 385,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,747.98 : 1,450,019.90 = 256,847.78 : x
  2. Step 2: Convert to fraction form
    966,747.98/1,450,019.90 = 256,847.78/x
  3. Step 3: Cross multiply
    966,747.98x = 1,450,019.90 × 256,847.78
  4. Step 4: Simplify right side
    966,747.98x = 372,434,392,270.82
  5. Step 5: Solve for x
    x = 372,434,392,270.82/966,747.98
  6. Step 6: Final answer
    x = 385,244.55

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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.