Home / 400,244.38-552,341.60-218,952.41

Finding the Fourth Proportional to 400,244.38, 552,341.60 and 218,952.41

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Solution

The fourth proportional to 400,244.38, 552,341.60 and 218,952.41 is: 302,156.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,244.38 : 552,341.60 = 218,952.41 : x
  2. Step 2: Convert to fraction form
    400,244.38/552,341.60 = 218,952.41/x
  3. Step 3: Cross multiply
    400,244.38x = 552,341.60 × 218,952.41
  4. Step 4: Simplify right side
    400,244.38x = 120,936,523,368.49
  5. Step 5: Solve for x
    x = 120,936,523,368.49/400,244.38
  6. Step 6: Final answer
    x = 302,156.71

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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.