Home / 672,194.10-1,008,266.85-272,823.60

Finding the Fourth Proportional to 672,194.10, 1,008,266.85 and 272,823.60

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Solution

The fourth proportional to 672,194.10, 1,008,266.85 and 272,823.60 is: 409,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,194.10 : 1,008,266.85 = 272,823.60 : x
  2. Step 2: Convert to fraction form
    672,194.10/1,008,266.85 = 272,823.60/x
  3. Step 3: Cross multiply
    672,194.10x = 1,008,266.85 × 272,823.60
  4. Step 4: Simplify right side
    672,194.10x = 275,078,991,777.66
  5. Step 5: Solve for x
    x = 275,078,991,777.66/672,194.10
  6. Step 6: Final answer
    x = 409,225.54

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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.