Home / 400,337.08-552,464.88-219,050.20

Finding the Fourth Proportional to 400,337.08, 552,464.88 and 219,050.20

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Solution

The fourth proportional to 400,337.08, 552,464.88 and 219,050.20 is: 302,289.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,337.08 : 552,464.88 = 219,050.20 : x
  2. Step 2: Convert to fraction form
    400,337.08/552,464.88 = 219,050.20/x
  3. Step 3: Cross multiply
    400,337.08x = 552,464.88 × 219,050.20
  4. Step 4: Simplify right side
    400,337.08x = 121,017,542,456.98
  5. Step 5: Solve for x
    x = 121,017,542,456.98/400,337.08
  6. Step 6: Final answer
    x = 302,289.12

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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.