Home / 252,044.20-378,066.30-210,572.20

Finding the Fourth Proportional to 252,044.20, 378,066.30 and 210,572.20

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Solution

The fourth proportional to 252,044.20, 378,066.30 and 210,572.20 is: 315,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,044.20 : 378,066.30 = 210,572.20 : x
  2. Step 2: Convert to fraction form
    252,044.20/378,066.30 = 210,572.20/x
  3. Step 3: Cross multiply
    252,044.20x = 378,066.30 × 210,572.20
  4. Step 4: Simplify right side
    252,044.20x = 79,610,252,536.86
  5. Step 5: Solve for x
    x = 79,610,252,536.86/252,044.20
  6. Step 6: Final answer
    x = 315,858.30

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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.