Home / 960,177.30-1,440,653.24-427,333.87

Finding the Fourth Proportional to 960,177.30, 1,440,653.24 and 427,333.87

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Solution

The fourth proportional to 960,177.30, 1,440,653.24 and 427,333.87 is: 641,173.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,177.30 : 1,440,653.24 = 427,333.87 : x
  2. Step 2: Convert to fraction form
    960,177.30/1,440,653.24 = 427,333.87/x
  3. Step 3: Cross multiply
    960,177.30x = 1,440,653.24 × 427,333.87
  4. Step 4: Simplify right side
    960,177.30x = 615,639,924,377.24
  5. Step 5: Solve for x
    x = 615,639,924,377.24/960,177.30
  6. Step 6: Final answer
    x = 641,173.17

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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.