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Finding the Fourth Proportional to 544,042.10, 816,063.15 and 144,682.10

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Solution

The fourth proportional to 544,042.10, 816,063.15 and 144,682.10 is: 217,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,042.10 : 816,063.15 = 144,682.10 : x
  2. Step 2: Convert to fraction form
    544,042.10/816,063.15 = 144,682.10/x
  3. Step 3: Cross multiply
    544,042.10x = 816,063.15 × 144,682.10
  4. Step 4: Simplify right side
    544,042.10x = 118,069,730,274.62
  5. Step 5: Solve for x
    x = 118,069,730,274.62/544,042.10
  6. Step 6: Final answer
    x = 217,023.15

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Double scale
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Similar ratio
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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.