Home / 1,033,478.67-1,550,117.79-313,826.61

Finding the Fourth Proportional to 1,033,478.67, 1,550,117.79 and 313,826.61

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Solution

The fourth proportional to 1,033,478.67, 1,550,117.79 and 313,826.61 is: 470,709.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,478.67 : 1,550,117.79 = 313,826.61 : x
  2. Step 2: Convert to fraction form
    1,033,478.67/1,550,117.79 = 313,826.61/x
  3. Step 3: Cross multiply
    1,033,478.67x = 1,550,117.79 × 313,826.61
  4. Step 4: Simplify right side
    1,033,478.67x = 486,468,211,136.39
  5. Step 5: Solve for x
    x = 486,468,211,136.39/1,033,478.67
  6. Step 6: Final answer
    x = 470,709.48

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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.