Home / 649,391.22-974,184.03-228,592.98

Finding the Fourth Proportional to 649,391.22, 974,184.03 and 228,592.98

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Solution

The fourth proportional to 649,391.22, 974,184.03 and 228,592.98 is: 342,923.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,391.22 : 974,184.03 = 228,592.98 : x
  2. Step 2: Convert to fraction form
    649,391.22/974,184.03 = 228,592.98/x
  3. Step 3: Cross multiply
    649,391.22x = 974,184.03 × 228,592.98
  4. Step 4: Simplify right side
    649,391.22x = 222,691,630,486.11
  5. Step 5: Solve for x
    x = 222,691,630,486.11/649,391.22
  6. Step 6: Final answer
    x = 342,923.69

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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.