Home / 708,274.32-1,062,618.74-228,492.90

Finding the Fourth Proportional to 708,274.32, 1,062,618.74 and 228,492.90

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Solution

The fourth proportional to 708,274.32, 1,062,618.74 and 228,492.90 is: 342,806.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,274.32 : 1,062,618.74 = 228,492.90 : x
  2. Step 2: Convert to fraction form
    708,274.32/1,062,618.74 = 228,492.90/x
  3. Step 3: Cross multiply
    708,274.32x = 1,062,618.74 × 228,492.90
  4. Step 4: Simplify right side
    708,274.32x = 242,800,837,496.95
  5. Step 5: Solve for x
    x = 242,800,837,496.95/708,274.32
  6. Step 6: Final answer
    x = 342,806.21

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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.