Home / 708,406.62-1,062,776.10-281,968.38

Finding the Fourth Proportional to 708,406.62, 1,062,776.10 and 281,968.38

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Solution

The fourth proportional to 708,406.62, 1,062,776.10 and 281,968.38 is: 423,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,406.62 : 1,062,776.10 = 281,968.38 : x
  2. Step 2: Convert to fraction form
    708,406.62/1,062,776.10 = 281,968.38/x
  3. Step 3: Cross multiply
    708,406.62x = 1,062,776.10 × 281,968.38
  4. Step 4: Simplify right side
    708,406.62x = 299,669,255,219.72
  5. Step 5: Solve for x
    x = 299,669,255,219.72/708,406.62
  6. Step 6: Final answer
    x = 423,018.71

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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.