Home / 400,051.96-552,049.36-218,727.79

Finding the Fourth Proportional to 400,051.96, 552,049.36 and 218,727.79

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Solution

The fourth proportional to 400,051.96, 552,049.36 and 218,727.79 is: 301,832.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,051.96 : 552,049.36 = 218,727.79 : x
  2. Step 2: Convert to fraction form
    400,051.96/552,049.36 = 218,727.79/x
  3. Step 3: Cross multiply
    400,051.96x = 552,049.36 × 218,727.79
  4. Step 4: Simplify right side
    400,051.96x = 120,748,534,556.77
  5. Step 5: Solve for x
    x = 120,748,534,556.77/400,051.96
  6. Step 6: Final answer
    x = 301,832.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.