Home / 400,244.69-552,342.03-218,952.73

Finding the Fourth Proportional to 400,244.69, 552,342.03 and 218,952.73

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Solution

The fourth proportional to 400,244.69, 552,342.03 and 218,952.73 is: 302,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,244.69 : 552,342.03 = 218,952.73 : x
  2. Step 2: Convert to fraction form
    400,244.69/552,342.03 = 218,952.73/x
  3. Step 3: Cross multiply
    400,244.69x = 552,342.03 × 218,952.73
  4. Step 4: Simplify right side
    400,244.69x = 120,936,795,362.24
  5. Step 5: Solve for x
    x = 120,936,795,362.24/400,244.69
  6. Step 6: Final answer
    x = 302,157.15

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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.