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Finding the Fourth Proportional to 345,572.53, 476,894.83 and 192,606.46

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Solution

The fourth proportional to 345,572.53, 476,894.83 and 192,606.46 is: 265,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,572.53 : 476,894.83 = 192,606.46 : x
  2. Step 2: Convert to fraction form
    345,572.53/476,894.83 = 192,606.46/x
  3. Step 3: Cross multiply
    345,572.53x = 476,894.83 × 192,606.46
  4. Step 4: Simplify right side
    345,572.53x = 91,853,022,614.13
  5. Step 5: Solve for x
    x = 91,853,022,614.13/345,572.53
  6. Step 6: Final answer
    x = 265,799.55

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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.