Home / 348,308.75-522,469.61-98,997.23

Finding the Fourth Proportional to 348,308.75, 522,469.61 and 98,997.23

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Solution

The fourth proportional to 348,308.75, 522,469.61 and 98,997.23 is: 148,497.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,308.75 : 522,469.61 = 98,997.23 : x
  2. Step 2: Convert to fraction form
    348,308.75/522,469.61 = 98,997.23/x
  3. Step 3: Cross multiply
    348,308.75x = 522,469.61 × 98,997.23
  4. Step 4: Simplify right side
    348,308.75x = 51,723,044,149.18
  5. Step 5: Solve for x
    x = 51,723,044,149.18/348,308.75
  6. Step 6: Final answer
    x = 148,497.69

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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.