Home / 400,274.53-552,403.35-230,563.33

Finding the Fourth Proportional to 400,274.53, 552,403.35 and 230,563.33

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Solution

The fourth proportional to 400,274.53, 552,403.35 and 230,563.33 is: 318,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,274.53 : 552,403.35 = 230,563.33 : x
  2. Step 2: Convert to fraction form
    400,274.53/552,403.35 = 230,563.33/x
  3. Step 3: Cross multiply
    400,274.53x = 552,403.35 × 230,563.33
  4. Step 4: Simplify right side
    400,274.53x = 127,363,955,879.16
  5. Step 5: Solve for x
    x = 127,363,955,879.16/400,274.53
  6. Step 6: Final answer
    x = 318,191.51

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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.