Home / 259,478.56-358,115.07-152,091.46

Finding the Fourth Proportional to 259,478.56, 358,115.07 and 152,091.46

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Solution

The fourth proportional to 259,478.56, 358,115.07 and 152,091.46 is: 209,906.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,478.56 : 358,115.07 = 152,091.46 : x
  2. Step 2: Convert to fraction form
    259,478.56/358,115.07 = 152,091.46/x
  3. Step 3: Cross multiply
    259,478.56x = 358,115.07 × 152,091.46
  4. Step 4: Simplify right side
    259,478.56x = 54,466,243,844.30
  5. Step 5: Solve for x
    x = 54,466,243,844.30/259,478.56
  6. Step 6: Final answer
    x = 209,906.53

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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.