Home / 303,736.59-456,073.07-256,966.29

Finding the Fourth Proportional to 303,736.59, 456,073.07 and 256,966.29

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Solution

The fourth proportional to 303,736.59, 456,073.07 and 256,966.29 is: 385,845.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,736.59 : 456,073.07 = 256,966.29 : x
  2. Step 2: Convert to fraction form
    303,736.59/456,073.07 = 256,966.29/x
  3. Step 3: Cross multiply
    303,736.59x = 456,073.07 × 256,966.29
  4. Step 4: Simplify right side
    303,736.59x = 117,195,403,481.98
  5. Step 5: Solve for x
    x = 117,195,403,481.98/303,736.59
  6. Step 6: Final answer
    x = 385,845.52

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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.