Home / 465,767.28-698,650.05-145,943.63

Finding the Fourth Proportional to 465,767.28, 698,650.05 and 145,943.63

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Solution

The fourth proportional to 465,767.28, 698,650.05 and 145,943.63 is: 218,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,767.28 : 698,650.05 = 145,943.63 : x
  2. Step 2: Convert to fraction form
    465,767.28/698,650.05 = 145,943.63/x
  3. Step 3: Cross multiply
    465,767.28x = 698,650.05 × 145,943.63
  4. Step 4: Simplify right side
    465,767.28x = 101,963,524,396.68
  5. Step 5: Solve for x
    x = 101,963,524,396.68/465,767.28
  6. Step 6: Final answer
    x = 218,915.17

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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.