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Finding the Fourth Proportional to 546,083.40, 819,125.10 and 167,003.40

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Solution

The fourth proportional to 546,083.40, 819,125.10 and 167,003.40 is: 250,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,083.40 : 819,125.10 = 167,003.40 : x
  2. Step 2: Convert to fraction form
    546,083.40/819,125.10 = 167,003.40/x
  3. Step 3: Cross multiply
    546,083.40x = 819,125.10 × 167,003.40
  4. Step 4: Simplify right side
    546,083.40x = 136,796,676,725.34
  5. Step 5: Solve for x
    x = 136,796,676,725.34/546,083.40
  6. Step 6: Final answer
    x = 250,505.10

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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.