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Finding the Fourth Proportional to 313,583.39, 468,005.36 and 283,316.22

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Solution

The fourth proportional to 313,583.39, 468,005.36 and 283,316.22 is: 422,833.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,583.39 : 468,005.36 = 283,316.22 : x
  2. Step 2: Convert to fraction form
    313,583.39/468,005.36 = 283,316.22/x
  3. Step 3: Cross multiply
    313,583.39x = 468,005.36 × 283,316.22
  4. Step 4: Simplify right side
    313,583.39x = 132,593,508,118.36
  5. Step 5: Solve for x
    x = 132,593,508,118.36/313,583.39
  6. Step 6: Final answer
    x = 422,833.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.