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Finding the Fourth Proportional to 323,412.19, 484,527.15 and 234,445.03

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Solution

The fourth proportional to 323,412.19, 484,527.15 and 234,445.03 is: 351,239.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,412.19 : 484,527.15 = 234,445.03 : x
  2. Step 2: Convert to fraction form
    323,412.19/484,527.15 = 234,445.03/x
  3. Step 3: Cross multiply
    323,412.19x = 484,527.15 × 234,445.03
  4. Step 4: Simplify right side
    323,412.19x = 113,594,982,217.57
  5. Step 5: Solve for x
    x = 113,594,982,217.57/323,412.19
  6. Step 6: Final answer
    x = 351,239.02

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1.5x scale

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.