Home / 256,319.10-351,151.34-246,735.45

Finding the Fourth Proportional to 256,319.10, 351,151.34 and 246,735.45

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Solution

The fourth proportional to 256,319.10, 351,151.34 and 246,735.45 is: 338,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,319.10 : 351,151.34 = 246,735.45 : x
  2. Step 2: Convert to fraction form
    256,319.10/351,151.34 = 246,735.45/x
  3. Step 3: Cross multiply
    256,319.10x = 351,151.34 × 246,735.45
  4. Step 4: Simplify right side
    256,319.10x = 86,641,482,659.33
  5. Step 5: Solve for x
    x = 86,641,482,659.33/256,319.10
  6. Step 6: Final answer
    x = 338,021.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.