Home / 960,388.29-1,440,582.48-329,307.57

Finding the Fourth Proportional to 960,388.29, 1,440,582.48 and 329,307.57

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Solution

The fourth proportional to 960,388.29, 1,440,582.48 and 329,307.57 is: 493,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,388.29 : 1,440,582.48 = 329,307.57 : x
  2. Step 2: Convert to fraction form
    960,388.29/1,440,582.48 = 329,307.57/x
  3. Step 3: Cross multiply
    960,388.29x = 1,440,582.48 × 329,307.57
  4. Step 4: Simplify right side
    960,388.29x = 474,394,715,873.37
  5. Step 5: Solve for x
    x = 474,394,715,873.37/960,388.29
  6. Step 6: Final answer
    x = 493,961.37

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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.