Home / 960,171.17-1,440,644.04-427,327.76

Finding the Fourth Proportional to 960,171.17, 1,440,644.04 and 427,327.76

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Solution

The fourth proportional to 960,171.17, 1,440,644.04 and 427,327.76 is: 641,164.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,171.17 : 1,440,644.04 = 427,327.76 : x
  2. Step 2: Convert to fraction form
    960,171.17/1,440,644.04 = 427,327.76/x
  3. Step 3: Cross multiply
    960,171.17x = 1,440,644.04 × 427,327.76
  4. Step 4: Simplify right side
    960,171.17x = 615,627,190,570.55
  5. Step 5: Solve for x
    x = 615,627,190,570.55/960,171.17
  6. Step 6: Final answer
    x = 641,164.00

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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.