Home / 649,531.60-974,275.44-228,796.48

Finding the Fourth Proportional to 649,531.60, 974,275.44 and 228,796.48

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Solution

The fourth proportional to 649,531.60, 974,275.44 and 228,796.48 is: 343,186.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,531.60 : 974,275.44 = 228,796.48 : x
  2. Step 2: Convert to fraction form
    649,531.60/974,275.44 = 228,796.48/x
  3. Step 3: Cross multiply
    649,531.60x = 974,275.44 × 228,796.48
  4. Step 4: Simplify right side
    649,531.60x = 222,910,791,222.45
  5. Step 5: Solve for x
    x = 222,910,791,222.45/649,531.60
  6. Step 6: Final answer
    x = 343,186.98

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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.