Home / 400,494.24-552,093.12-304,834.32

Finding the Fourth Proportional to 400,494.24, 552,093.12 and 304,834.32

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Solution

The fourth proportional to 400,494.24, 552,093.12 and 304,834.32 is: 420,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,494.24 : 552,093.12 = 304,834.32 : x
  2. Step 2: Convert to fraction form
    400,494.24/552,093.12 = 304,834.32/x
  3. Step 3: Cross multiply
    400,494.24x = 552,093.12 × 304,834.32
  4. Step 4: Simplify right side
    400,494.24x = 168,296,930,811.88
  5. Step 5: Solve for x
    x = 168,296,930,811.88/400,494.24
  6. Step 6: Final answer
    x = 420,223.10

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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.