Home / 658,584.60-985,544.10-448,632.60

Finding the Fourth Proportional to 658,584.60, 985,544.10 and 448,632.60

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Solution

The fourth proportional to 658,584.60, 985,544.10 and 448,632.60 is: 671,359.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,584.60 : 985,544.10 = 448,632.60 : x
  2. Step 2: Convert to fraction form
    658,584.60/985,544.10 = 448,632.60/x
  3. Step 3: Cross multiply
    658,584.60x = 985,544.10 × 448,632.60
  4. Step 4: Simplify right side
    658,584.60x = 442,147,211,997.66
  5. Step 5: Solve for x
    x = 442,147,211,997.66/658,584.60
  6. Step 6: Final answer
    x = 671,359.78

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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.