Home / 400,260.12-552,372.66-228,203.16

Finding the Fourth Proportional to 400,260.12, 552,372.66 and 228,203.16

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Solution

The fourth proportional to 400,260.12, 552,372.66 and 228,203.16 is: 314,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,260.12 : 552,372.66 = 228,203.16 : x
  2. Step 2: Convert to fraction form
    400,260.12/552,372.66 = 228,203.16/x
  3. Step 3: Cross multiply
    400,260.12x = 552,372.66 × 228,203.16
  4. Step 4: Simplify right side
    400,260.12x = 126,053,186,509.61
  5. Step 5: Solve for x
    x = 126,053,186,509.61/400,260.12
  6. Step 6: Final answer
    x = 314,928.17

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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.