Home / 792,238.89-1,093,429.41-470,126.61

Finding the Fourth Proportional to 792,238.89, 1,093,429.41 and 470,126.61

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Solution

The fourth proportional to 792,238.89, 1,093,429.41 and 470,126.61 is: 648,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,238.89 : 1,093,429.41 = 470,126.61 : x
  2. Step 2: Convert to fraction form
    792,238.89/1,093,429.41 = 470,126.61/x
  3. Step 3: Cross multiply
    792,238.89x = 1,093,429.41 × 470,126.61
  4. Step 4: Simplify right side
    792,238.89x = 514,050,261,797.60
  5. Step 5: Solve for x
    x = 514,050,261,797.60/792,238.89
  6. Step 6: Final answer
    x = 648,857.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.