Home / 510,824.92-704,943.36-281,383.25

Finding the Fourth Proportional to 510,824.92, 704,943.36 and 281,383.25

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Solution

The fourth proportional to 510,824.92, 704,943.36 and 281,383.25 is: 388,311.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,824.92 : 704,943.36 = 281,383.25 : x
  2. Step 2: Convert to fraction form
    510,824.92/704,943.36 = 281,383.25/x
  3. Step 3: Cross multiply
    510,824.92x = 704,943.36 × 281,383.25
  4. Step 4: Simplify right side
    510,824.92x = 198,359,253,702.72
  5. Step 5: Solve for x
    x = 198,359,253,702.72/510,824.92
  6. Step 6: Final answer
    x = 388,311.63

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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.