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Finding the Fourth Proportional to 605,149.40, 907,724.10 and 184,424.60

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Solution

The fourth proportional to 605,149.40, 907,724.10 and 184,424.60 is: 276,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,149.40 : 907,724.10 = 184,424.60 : x
  2. Step 2: Convert to fraction form
    605,149.40/907,724.10 = 184,424.60/x
  3. Step 3: Cross multiply
    605,149.40x = 907,724.10 × 184,424.60
  4. Step 4: Simplify right side
    605,149.40x = 167,406,654,052.86
  5. Step 5: Solve for x
    x = 167,406,654,052.86/605,149.40
  6. Step 6: Final answer
    x = 276,636.90

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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.