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Finding the Fourth Proportional to 315,594.04, 473,375.04 and 115,899.16

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Solution

The fourth proportional to 315,594.04, 473,375.04 and 115,899.16 is: 173,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,594.04 : 473,375.04 = 115,899.16 : x
  2. Step 2: Convert to fraction form
    315,594.04/473,375.04 = 115,899.16/x
  3. Step 3: Cross multiply
    315,594.04x = 473,375.04 × 115,899.16
  4. Step 4: Simplify right side
    315,594.04x = 54,863,769,500.97
  5. Step 5: Solve for x
    x = 54,863,769,500.97/315,594.04
  6. Step 6: Final answer
    x = 173,842.86

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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.