Home / 709,872.73-1,064,830.71-277,572.93

Finding the Fourth Proportional to 709,872.73, 1,064,830.71 and 277,572.93

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Solution

The fourth proportional to 709,872.73, 1,064,830.71 and 277,572.93 is: 416,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,872.73 : 1,064,830.71 = 277,572.93 : x
  2. Step 2: Convert to fraction form
    709,872.73/1,064,830.71 = 277,572.93/x
  3. Step 3: Cross multiply
    709,872.73x = 1,064,830.71 × 277,572.93
  4. Step 4: Simplify right side
    709,872.73x = 295,568,180,128.68
  5. Step 5: Solve for x
    x = 295,568,180,128.68/709,872.73
  6. Step 6: Final answer
    x = 416,367.85

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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.