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Finding the Fourth Proportional to 375,412.13, 563,113.67 and 150,768.53

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Solution

The fourth proportional to 375,412.13, 563,113.67 and 150,768.53 is: 226,150.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,412.13 : 563,113.67 = 150,768.53 : x
  2. Step 2: Convert to fraction form
    375,412.13/563,113.67 = 150,768.53/x
  3. Step 3: Cross multiply
    375,412.13x = 563,113.67 × 150,768.53
  4. Step 4: Simplify right side
    375,412.13x = 84,899,816,679.39
  5. Step 5: Solve for x
    x = 84,899,816,679.39/375,412.13
  6. Step 6: Final answer
    x = 226,150.97

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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.