Home / 467,845.40-701,643.56-130,865.15

Finding the Fourth Proportional to 467,845.40, 701,643.56 and 130,865.15

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Solution

The fourth proportional to 467,845.40, 701,643.56 and 130,865.15 is: 196,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,845.40 : 701,643.56 = 130,865.15 : x
  2. Step 2: Convert to fraction form
    467,845.40/701,643.56 = 130,865.15/x
  3. Step 3: Cross multiply
    467,845.40x = 701,643.56 × 130,865.15
  4. Step 4: Simplify right side
    467,845.40x = 91,820,685,563.39
  5. Step 5: Solve for x
    x = 91,820,685,563.39/467,845.40
  6. Step 6: Final answer
    x = 196,262.88

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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.