Home / 765,996.72-1,149,165.36-233,558.88

Finding the Fourth Proportional to 765,996.72, 1,149,165.36 and 233,558.88

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Solution

The fourth proportional to 765,996.72, 1,149,165.36 and 233,558.88 is: 350,390.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,996.72 : 1,149,165.36 = 233,558.88 : x
  2. Step 2: Convert to fraction form
    765,996.72/1,149,165.36 = 233,558.88/x
  3. Step 3: Cross multiply
    765,996.72x = 1,149,165.36 × 233,558.88
  4. Step 4: Simplify right side
    765,996.72x = 268,397,774,416.40
  5. Step 5: Solve for x
    x = 268,397,774,416.40/765,996.72
  6. Step 6: Final answer
    x = 350,390.24

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Double scale
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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.