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Finding the Fourth Proportional to 335,874.60, 503,811.90 and 148,886.10

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Solution

The fourth proportional to 335,874.60, 503,811.90 and 148,886.10 is: 223,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,874.60 : 503,811.90 = 148,886.10 : x
  2. Step 2: Convert to fraction form
    335,874.60/503,811.90 = 148,886.10/x
  3. Step 3: Cross multiply
    335,874.60x = 503,811.90 × 148,886.10
  4. Step 4: Simplify right side
    335,874.60x = 75,010,588,924.59
  5. Step 5: Solve for x
    x = 75,010,588,924.59/335,874.60
  6. Step 6: Final answer
    x = 223,329.15

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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.