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Finding the Fourth Proportional to 315,684.90, 473,524.11 and 182,480.40

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Solution

The fourth proportional to 315,684.90, 473,524.11 and 182,480.40 is: 273,718.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,684.90 : 473,524.11 = 182,480.40 : x
  2. Step 2: Convert to fraction form
    315,684.90/473,524.11 = 182,480.40/x
  3. Step 3: Cross multiply
    315,684.90x = 473,524.11 × 182,480.40
  4. Step 4: Simplify right side
    315,684.90x = 86,408,869,002.44
  5. Step 5: Solve for x
    x = 86,408,869,002.44/315,684.90
  6. Step 6: Final answer
    x = 273,718.73

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1.5x scale

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.