Home / 708,426.54-1,062,416.24-281,776.86

Finding the Fourth Proportional to 708,426.54, 1,062,416.24 and 281,776.86

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Solution

The fourth proportional to 708,426.54, 1,062,416.24 and 281,776.86 is: 422,576.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,426.54 : 1,062,416.24 = 281,776.86 : x
  2. Step 2: Convert to fraction form
    708,426.54/1,062,416.24 = 281,776.86/x
  3. Step 3: Cross multiply
    708,426.54x = 1,062,416.24 × 281,776.86
  4. Step 4: Simplify right side
    708,426.54x = 299,364,312,120.21
  5. Step 5: Solve for x
    x = 299,364,312,120.21/708,426.54
  6. Step 6: Final answer
    x = 422,576.36

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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.