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Finding the Fourth Proportional to 266,262.42, 367,489.60 and 157,362.31

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Solution

The fourth proportional to 266,262.42, 367,489.60 and 157,362.31 is: 217,188.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,262.42 : 367,489.60 = 157,362.31 : x
  2. Step 2: Convert to fraction form
    266,262.42/367,489.60 = 157,362.31/x
  3. Step 3: Cross multiply
    266,262.42x = 367,489.60 × 157,362.31
  4. Step 4: Simplify right side
    266,262.42x = 57,829,012,356.98
  5. Step 5: Solve for x
    x = 57,829,012,356.98/266,262.42
  6. Step 6: Final answer
    x = 217,188.04

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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.