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Finding the Fourth Proportional to 342,744.26, 514,221.48 and 153,364.05

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Solution

The fourth proportional to 342,744.26, 514,221.48 and 153,364.05 is: 230,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,744.26 : 514,221.48 = 153,364.05 : x
  2. Step 2: Convert to fraction form
    342,744.26/514,221.48 = 153,364.05/x
  3. Step 3: Cross multiply
    342,744.26x = 514,221.48 × 153,364.05
  4. Step 4: Simplify right side
    342,744.26x = 78,863,088,769.79
  5. Step 5: Solve for x
    x = 78,863,088,769.79/342,744.26
  6. Step 6: Final answer
    x = 230,093.10

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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.