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Finding the Fourth Proportional to 502,946.96, 754,346.59 and 165,998.63

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Solution

The fourth proportional to 502,946.96, 754,346.59 and 165,998.63 is: 248,973.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,946.96 : 754,346.59 = 165,998.63 : x
  2. Step 2: Convert to fraction form
    502,946.96/754,346.59 = 165,998.63/x
  3. Step 3: Cross multiply
    502,946.96x = 754,346.59 × 165,998.63
  4. Step 4: Simplify right side
    502,946.96x = 125,220,501,956.04
  5. Step 5: Solve for x
    x = 125,220,501,956.04/502,946.96
  6. Step 6: Final answer
    x = 248,973.58

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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.