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Finding the Fourth Proportional to 602,446.60, 903,669.90 and 181,667.80

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Solution

The fourth proportional to 602,446.60, 903,669.90 and 181,667.80 is: 272,501.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,446.60 : 903,669.90 = 181,667.80 : x
  2. Step 2: Convert to fraction form
    602,446.60/903,669.90 = 181,667.80/x
  3. Step 3: Cross multiply
    602,446.60x = 903,669.90 × 181,667.80
  4. Step 4: Simplify right side
    602,446.60x = 164,167,722,659.22
  5. Step 5: Solve for x
    x = 164,167,722,659.22/602,446.60
  6. Step 6: Final answer
    x = 272,501.70

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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.