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Finding the Fourth Proportional to 315,867, 473,882.58 and 94,251

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Solution

The fourth proportional to 315,867, 473,882.58 and 94,251 is: 141,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,867 : 473,882.58 = 94,251 : x
  2. Step 2: Convert to fraction form
    315,867/473,882.58 = 94,251/x
  3. Step 3: Cross multiply
    315,867x = 473,882.58 × 94,251
  4. Step 4: Simplify right side
    315,867x = 44,663,907,047.58
  5. Step 5: Solve for x
    x = 44,663,907,047.58/315,867
  6. Step 6: Final answer
    x = 141,400.99

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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.