Home / 304,539.18-456,775.94-79,922.12

Finding the Fourth Proportional to 304,539.18, 456,775.94 and 79,922.12

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Solution

The fourth proportional to 304,539.18, 456,775.94 and 79,922.12 is: 119,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,539.18 : 456,775.94 = 79,922.12 : x
  2. Step 2: Convert to fraction form
    304,539.18/456,775.94 = 79,922.12/x
  3. Step 3: Cross multiply
    304,539.18x = 456,775.94 × 79,922.12
  4. Step 4: Simplify right side
    304,539.18x = 36,506,501,489.79
  5. Step 5: Solve for x
    x = 36,506,501,489.79/304,539.18
  6. Step 6: Final answer
    x = 119,874.56

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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.