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Finding the Fourth Proportional to 376,493.77, 564,740.85 and 236,350.81

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Solution

The fourth proportional to 376,493.77, 564,740.85 and 236,350.81 is: 354,526.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,493.77 : 564,740.85 = 236,350.81 : x
  2. Step 2: Convert to fraction form
    376,493.77/564,740.85 = 236,350.81/x
  3. Step 3: Cross multiply
    376,493.77x = 564,740.85 × 236,350.81
  4. Step 4: Simplify right side
    376,493.77x = 133,476,954,513.88
  5. Step 5: Solve for x
    x = 133,476,954,513.88/376,493.77
  6. Step 6: Final answer
    x = 354,526.33

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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.