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Finding the Fourth Proportional to 266,000.49, 367,080.48 and 170,507.16

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Solution

The fourth proportional to 266,000.49, 367,080.48 and 170,507.16 is: 235,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,000.49 : 367,080.48 = 170,507.16 : x
  2. Step 2: Convert to fraction form
    266,000.49/367,080.48 = 170,507.16/x
  3. Step 3: Cross multiply
    266,000.49x = 367,080.48 × 170,507.16
  4. Step 4: Simplify right side
    266,000.49x = 62,589,850,136.24
  5. Step 5: Solve for x
    x = 62,589,850,136.24/266,000.49
  6. Step 6: Final answer
    x = 235,299.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.