Home / 400,337.60-552,389.16-228,252.32

Finding the Fourth Proportional to 400,337.60, 552,389.16 and 228,252.32

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Solution

The fourth proportional to 400,337.60, 552,389.16 and 228,252.32 is: 314,944.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,337.60 : 552,389.16 = 228,252.32 : x
  2. Step 2: Convert to fraction form
    400,337.60/552,389.16 = 228,252.32/x
  3. Step 3: Cross multiply
    400,337.60x = 552,389.16 × 228,252.32
  4. Step 4: Simplify right side
    400,337.60x = 126,084,107,312.85
  5. Step 5: Solve for x
    x = 126,084,107,312.85/400,337.60
  6. Step 6: Final answer
    x = 314,944.46

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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.