Home / 292,940.86-439,408.08-222,297.36

Finding the Fourth Proportional to 292,940.86, 439,408.08 and 222,297.36

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Solution

The fourth proportional to 292,940.86, 439,408.08 and 222,297.36 is: 333,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,940.86 : 439,408.08 = 222,297.36 : x
  2. Step 2: Convert to fraction form
    292,940.86/439,408.08 = 222,297.36/x
  3. Step 3: Cross multiply
    292,940.86x = 439,408.08 × 222,297.36
  4. Step 4: Simplify right side
    292,940.86x = 97,679,256,146.67
  5. Step 5: Solve for x
    x = 97,679,256,146.67/292,940.86
  6. Step 6: Final answer
    x = 333,443.60

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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.