Home / 254,250.27-381,970.91-239,887.60

Finding the Fourth Proportional to 254,250.27, 381,970.91 and 239,887.60

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Solution

The fourth proportional to 254,250.27, 381,970.91 and 239,887.60 is: 360,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,250.27 : 381,970.91 = 239,887.60 : x
  2. Step 2: Convert to fraction form
    254,250.27/381,970.91 = 239,887.60/x
  3. Step 3: Cross multiply
    254,250.27x = 381,970.91 × 239,887.60
  4. Step 4: Simplify right side
    254,250.27x = 91,630,084,514.51
  5. Step 5: Solve for x
    x = 91,630,084,514.51/254,250.27
  6. Step 6: Final answer
    x = 360,393.26

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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.