Home / 792,821.52-1,093,736.52-470,545.20

Finding the Fourth Proportional to 792,821.52, 1,093,736.52 and 470,545.20

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Solution

The fourth proportional to 792,821.52, 1,093,736.52 and 470,545.20 is: 649,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,821.52 : 1,093,736.52 = 470,545.20 : x
  2. Step 2: Convert to fraction form
    792,821.52/1,093,736.52 = 470,545.20/x
  3. Step 3: Cross multiply
    792,821.52x = 1,093,736.52 × 470,545.20
  4. Step 4: Simplify right side
    792,821.52x = 514,652,469,550.70
  5. Step 5: Solve for x
    x = 514,652,469,550.70/792,821.52
  6. Step 6: Final answer
    x = 649,140.39

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Double scale
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1.5x scale

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.