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Finding the Fourth Proportional to 695,202, 959,378.76 and 377,250

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Solution

The fourth proportional to 695,202, 959,378.76 and 377,250 is: 520,605

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,202 : 959,378.76 = 377,250 : x
  2. Step 2: Convert to fraction form
    695,202/959,378.76 = 377,250/x
  3. Step 3: Cross multiply
    695,202x = 959,378.76 × 377,250
  4. Step 4: Simplify right side
    695,202x = 361,925,637,210
  5. Step 5: Solve for x
    x = 361,925,637,210/695,202
  6. Step 6: Final answer
    x = 520,605

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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.