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Finding the Fourth Proportional to 252,116.40, 353,225.40 and 252,116.40

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Solution

The fourth proportional to 252,116.40, 353,225.40 and 252,116.40 is: 353,225.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,116.40 : 353,225.40 = 252,116.40 : x
  2. Step 2: Convert to fraction form
    252,116.40/353,225.40 = 252,116.40/x
  3. Step 3: Cross multiply
    252,116.40x = 353,225.40 × 252,116.40
  4. Step 4: Simplify right side
    252,116.40x = 89,053,916,236.56
  5. Step 5: Solve for x
    x = 89,053,916,236.56/252,116.40
  6. Step 6: Final answer
    x = 353,225.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.