Home / 453,851.42-680,775.04-216,474.44

Finding the Fourth Proportional to 453,851.42, 680,775.04 and 216,474.44

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Solution

The fourth proportional to 453,851.42, 680,775.04 and 216,474.44 is: 324,710.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,851.42 : 680,775.04 = 216,474.44 : x
  2. Step 2: Convert to fraction form
    453,851.42/680,775.04 = 216,474.44/x
  3. Step 3: Cross multiply
    453,851.42x = 680,775.04 × 216,474.44
  4. Step 4: Simplify right side
    453,851.42x = 147,370,391,604.92
  5. Step 5: Solve for x
    x = 147,370,391,604.92/453,851.42
  6. Step 6: Final answer
    x = 324,710.66

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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.