Home / 708,113.70-1,062,661.08-281,605.82

Finding the Fourth Proportional to 708,113.70, 1,062,661.08 and 281,605.82

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Solution

The fourth proportional to 708,113.70, 1,062,661.08 and 281,605.82 is: 422,603.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,113.70 : 1,062,661.08 = 281,605.82 : x
  2. Step 2: Convert to fraction form
    708,113.70/1,062,661.08 = 281,605.82/x
  3. Step 3: Cross multiply
    708,113.70x = 1,062,661.08 × 281,605.82
  4. Step 4: Simplify right side
    708,113.70x = 299,251,544,815.49
  5. Step 5: Solve for x
    x = 299,251,544,815.49/708,113.70
  6. Step 6: Final answer
    x = 422,603.81

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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.