Home / 1,033,509.40-1,550,163.80-313,857.30

Finding the Fourth Proportional to 1,033,509.40, 1,550,163.80 and 313,857.30

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Solution

The fourth proportional to 1,033,509.40, 1,550,163.80 and 313,857.30 is: 470,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,509.40 : 1,550,163.80 = 313,857.30 : x
  2. Step 2: Convert to fraction form
    1,033,509.40/1,550,163.80 = 313,857.30/x
  3. Step 3: Cross multiply
    1,033,509.40x = 1,550,163.80 × 313,857.30
  4. Step 4: Simplify right side
    1,033,509.40x = 486,530,224,825.74
  5. Step 5: Solve for x
    x = 486,530,224,825.74/1,033,509.40
  6. Step 6: Final answer
    x = 470,755.49

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Double scale
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1.5x scale

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.