Home / 252,452.18-378,317.40-185,365.96

Finding the Fourth Proportional to 252,452.18, 378,317.40 and 185,365.96

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Solution

The fourth proportional to 252,452.18, 378,317.40 and 185,365.96 is: 277,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,452.18 : 378,317.40 = 185,365.96 : x
  2. Step 2: Convert to fraction form
    252,452.18/378,317.40 = 185,365.96/x
  3. Step 3: Cross multiply
    252,452.18x = 378,317.40 × 185,365.96
  4. Step 4: Simplify right side
    252,452.18x = 70,127,168,035.70
  5. Step 5: Solve for x
    x = 70,127,168,035.70/252,452.18
  6. Step 6: Final answer
    x = 277,783.97

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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.