Home / 708,111.70-1,062,658.08-281,603.82

Finding the Fourth Proportional to 708,111.70, 1,062,658.08 and 281,603.82

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Solution

The fourth proportional to 708,111.70, 1,062,658.08 and 281,603.82 is: 422,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,111.70 : 1,062,658.08 = 281,603.82 : x
  2. Step 2: Convert to fraction form
    708,111.70/1,062,658.08 = 281,603.82/x
  3. Step 3: Cross multiply
    708,111.70x = 1,062,658.08 × 281,603.82
  4. Step 4: Simplify right side
    708,111.70x = 299,248,573,081.24
  5. Step 5: Solve for x
    x = 299,248,573,081.24/708,111.70
  6. Step 6: Final answer
    x = 422,600.81

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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.