Home / 1,033,478.74-1,550,117.86-313,826.66

Finding the Fourth Proportional to 1,033,478.74, 1,550,117.86 and 313,826.66

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Solution

The fourth proportional to 1,033,478.74, 1,550,117.86 and 313,826.66 is: 470,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,478.74 : 1,550,117.86 = 313,826.66 : x
  2. Step 2: Convert to fraction form
    1,033,478.74/1,550,117.86 = 313,826.66/x
  3. Step 3: Cross multiply
    1,033,478.74x = 1,550,117.86 × 313,826.66
  4. Step 4: Simplify right side
    1,033,478.74x = 486,468,310,610.15
  5. Step 5: Solve for x
    x = 486,468,310,610.15/1,033,478.74
  6. Step 6: Final answer
    x = 470,709.55

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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.