Home / 822,349.33-1,233,630.26-317,054.81

Finding the Fourth Proportional to 822,349.33, 1,233,630.26 and 317,054.81

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Solution

The fourth proportional to 822,349.33, 1,233,630.26 and 317,054.81 is: 475,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,349.33 : 1,233,630.26 = 317,054.81 : x
  2. Step 2: Convert to fraction form
    822,349.33/1,233,630.26 = 317,054.81/x
  3. Step 3: Cross multiply
    822,349.33x = 1,233,630.26 × 317,054.81
  4. Step 4: Simplify right side
    822,349.33x = 391,128,407,694.55
  5. Step 5: Solve for x
    x = 391,128,407,694.55/822,349.33
  6. Step 6: Final answer
    x = 475,623.19

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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.