Home / 783,718.29-1,173,317.54-702,682.65

Finding the Fourth Proportional to 783,718.29, 1,173,317.54 and 702,682.65

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Solution

The fourth proportional to 783,718.29, 1,173,317.54 and 702,682.65 is: 1,051,997.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,718.29 : 1,173,317.54 = 702,682.65 : x
  2. Step 2: Convert to fraction form
    783,718.29/1,173,317.54 = 702,682.65/x
  3. Step 3: Cross multiply
    783,718.29x = 1,173,317.54 × 702,682.65
  4. Step 4: Simplify right side
    783,718.29x = 824,469,874,785.27
  5. Step 5: Solve for x
    x = 824,469,874,785.27/783,718.29
  6. Step 6: Final answer
    x = 1,051,997.75

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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.