Home / 835,340.03-1,253,008.62-302,860.20

Finding the Fourth Proportional to 835,340.03, 1,253,008.62 and 302,860.20

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Solution

The fourth proportional to 835,340.03, 1,253,008.62 and 302,860.20 is: 454,289.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,340.03 : 1,253,008.62 = 302,860.20 : x
  2. Step 2: Convert to fraction form
    835,340.03/1,253,008.62 = 302,860.20/x
  3. Step 3: Cross multiply
    835,340.03x = 1,253,008.62 × 302,860.20
  4. Step 4: Simplify right side
    835,340.03x = 379,486,441,254.92
  5. Step 5: Solve for x
    x = 379,486,441,254.92/835,340.03
  6. Step 6: Final answer
    x = 454,289.79

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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.