Home / 708,515.87-1,062,980.85-228,732.41

Finding the Fourth Proportional to 708,515.87, 1,062,980.85 and 228,732.41

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Solution

The fourth proportional to 708,515.87, 1,062,980.85 and 228,732.41 is: 343,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,515.87 : 1,062,980.85 = 228,732.41 : x
  2. Step 2: Convert to fraction form
    708,515.87/1,062,980.85 = 228,732.41/x
  3. Step 3: Cross multiply
    708,515.87x = 1,062,980.85 × 228,732.41
  4. Step 4: Simplify right side
    708,515.87x = 243,138,166,289.44
  5. Step 5: Solve for x
    x = 243,138,166,289.44/708,515.87
  6. Step 6: Final answer
    x = 343,165.45

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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.