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Finding the Fourth Proportional to 344,315.68, 475,149.14 and 191,352.04

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Solution

The fourth proportional to 344,315.68, 475,149.14 and 191,352.04 is: 264,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,315.68 : 475,149.14 = 191,352.04 : x
  2. Step 2: Convert to fraction form
    344,315.68/475,149.14 = 191,352.04/x
  3. Step 3: Cross multiply
    344,315.68x = 475,149.14 × 191,352.04
  4. Step 4: Simplify right side
    344,315.68x = 90,920,755,816.18
  5. Step 5: Solve for x
    x = 90,920,755,816.18/344,315.68
  6. Step 6: Final answer
    x = 264,062.20

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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.