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Finding the Fourth Proportional to 499,503.60, 749,255.40 and 246,905.10

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Solution

The fourth proportional to 499,503.60, 749,255.40 and 246,905.10 is: 370,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,503.60 : 749,255.40 = 246,905.10 : x
  2. Step 2: Convert to fraction form
    499,503.60/749,255.40 = 246,905.10/x
  3. Step 3: Cross multiply
    499,503.60x = 749,255.40 × 246,905.10
  4. Step 4: Simplify right side
    499,503.60x = 184,994,979,462.54
  5. Step 5: Solve for x
    x = 184,994,979,462.54/499,503.60
  6. Step 6: Final answer
    x = 370,357.65

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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.