Home / 708,512.61-1,062,975.97-228,729.16

Finding the Fourth Proportional to 708,512.61, 1,062,975.97 and 228,729.16

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Solution

The fourth proportional to 708,512.61, 1,062,975.97 and 228,729.16 is: 343,160.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,512.61 : 1,062,975.97 = 228,729.16 : x
  2. Step 2: Convert to fraction form
    708,512.61/1,062,975.97 = 228,729.16/x
  3. Step 3: Cross multiply
    708,512.61x = 1,062,975.97 × 228,729.16
  4. Step 4: Simplify right side
    708,512.61x = 243,133,595,403.41
  5. Step 5: Solve for x
    x = 243,133,595,403.41/708,512.61
  6. Step 6: Final answer
    x = 343,160.58

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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.