Home / 672,023.15-1,008,034.73-272,855.15

Finding the Fourth Proportional to 672,023.15, 1,008,034.73 and 272,855.15

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Solution

The fourth proportional to 672,023.15, 1,008,034.73 and 272,855.15 is: 409,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,023.15 : 1,008,034.73 = 272,855.15 : x
  2. Step 2: Convert to fraction form
    672,023.15/1,008,034.73 = 272,855.15/x
  3. Step 3: Cross multiply
    672,023.15x = 1,008,034.73 × 272,855.15
  4. Step 4: Simplify right side
    672,023.15x = 275,047,467,459.36
  5. Step 5: Solve for x
    x = 275,047,467,459.36/672,023.15
  6. Step 6: Final answer
    x = 409,282.73

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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.