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Finding the Fourth Proportional to 394,952.61, 592,760.65 and 170,482.58

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Solution

The fourth proportional to 394,952.61, 592,760.65 and 170,482.58 is: 255,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,952.61 : 592,760.65 = 170,482.58 : x
  2. Step 2: Convert to fraction form
    394,952.61/592,760.65 = 170,482.58/x
  3. Step 3: Cross multiply
    394,952.61x = 592,760.65 × 170,482.58
  4. Step 4: Simplify right side
    394,952.61x = 101,055,364,934.48
  5. Step 5: Solve for x
    x = 101,055,364,934.48/394,952.61
  6. Step 6: Final answer
    x = 255,867.06

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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.