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Finding the Fourth Proportional to 342,904.27, 473,215.51 and 195,726.15

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Solution

The fourth proportional to 342,904.27, 473,215.51 and 195,726.15 is: 270,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,904.27 : 473,215.51 = 195,726.15 : x
  2. Step 2: Convert to fraction form
    342,904.27/473,215.51 = 195,726.15/x
  3. Step 3: Cross multiply
    342,904.27x = 473,215.51 × 195,726.15
  4. Step 4: Simplify right side
    342,904.27x = 92,620,649,892.59
  5. Step 5: Solve for x
    x = 92,620,649,892.59/342,904.27
  6. Step 6: Final answer
    x = 270,106.43

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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.