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Finding the Fourth Proportional to 585,921.33, 878,879.43 and 248,910.30

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Solution

The fourth proportional to 585,921.33, 878,879.43 and 248,910.30 is: 373,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,921.33 : 878,879.43 = 248,910.30 : x
  2. Step 2: Convert to fraction form
    585,921.33/878,879.43 = 248,910.30/x
  3. Step 3: Cross multiply
    585,921.33x = 878,879.43 × 248,910.30
  4. Step 4: Simplify right side
    585,921.33x = 218,762,142,585.13
  5. Step 5: Solve for x
    x = 218,762,142,585.13/585,921.33
  6. Step 6: Final answer
    x = 373,364.36

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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.