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Finding the Fourth Proportional to 315,934, 473,975.88 and 94,323.76

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Solution

The fourth proportional to 315,934, 473,975.88 and 94,323.76 is: 141,508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,934 : 473,975.88 = 94,323.76 : x
  2. Step 2: Convert to fraction form
    315,934/473,975.88 = 94,323.76/x
  3. Step 3: Cross multiply
    315,934x = 473,975.88 × 94,323.76
  4. Step 4: Simplify right side
    315,934x = 44,707,187,150.91
  5. Step 5: Solve for x
    x = 44,707,187,150.91/315,934
  6. Step 6: Final answer
    x = 141,508.00

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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.