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Finding the Fourth Proportional to 552,933.61, 827,809.37 and 495,236.90

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Solution

The fourth proportional to 552,933.61, 827,809.37 and 495,236.90 is: 741,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,933.61 : 827,809.37 = 495,236.90 : x
  2. Step 2: Convert to fraction form
    552,933.61/827,809.37 = 495,236.90/x
  3. Step 3: Cross multiply
    552,933.61x = 827,809.37 × 495,236.90
  4. Step 4: Simplify right side
    552,933.61x = 409,961,743,713.57
  5. Step 5: Solve for x
    x = 409,961,743,713.57/552,933.61
  6. Step 6: Final answer
    x = 741,430.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.