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Finding the Fourth Proportional to 695,206, 959,384.28 and 377,254

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Solution

The fourth proportional to 695,206, 959,384.28 and 377,254 is: 520,610.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,206 : 959,384.28 = 377,254 : x
  2. Step 2: Convert to fraction form
    695,206/959,384.28 = 377,254/x
  3. Step 3: Cross multiply
    695,206x = 959,384.28 × 377,254
  4. Step 4: Simplify right side
    695,206x = 361,931,557,167.12
  5. Step 5: Solve for x
    x = 361,931,557,167.12/695,206
  6. Step 6: Final answer
    x = 520,610.52

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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.