Home / 400,233.12-552,335.94-218,934.24

Finding the Fourth Proportional to 400,233.12, 552,335.94 and 218,934.24

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Solution

The fourth proportional to 400,233.12, 552,335.94 and 218,934.24 is: 302,137.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,233.12 : 552,335.94 = 218,934.24 : x
  2. Step 2: Convert to fraction form
    400,233.12/552,335.94 = 218,934.24/x
  3. Step 3: Cross multiply
    400,233.12x = 552,335.94 × 218,934.24
  4. Step 4: Simplify right side
    400,233.12x = 120,925,249,248.59
  5. Step 5: Solve for x
    x = 120,925,249,248.59/400,233.12
  6. Step 6: Final answer
    x = 302,137.04

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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.