Home / 400,248.46-552,372.81-228,170.50

Finding the Fourth Proportional to 400,248.46, 552,372.81 and 228,170.50

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Solution

The fourth proportional to 400,248.46, 552,372.81 and 228,170.50 is: 314,892.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,248.46 : 552,372.81 = 228,170.50 : x
  2. Step 2: Convert to fraction form
    400,248.46/552,372.81 = 228,170.50/x
  3. Step 3: Cross multiply
    400,248.46x = 552,372.81 × 228,170.50
  4. Step 4: Simplify right side
    400,248.46x = 126,035,180,244.11
  5. Step 5: Solve for x
    x = 126,035,180,244.11/400,248.46
  6. Step 6: Final answer
    x = 314,892.36

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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.