Home / 334,122.05-499,985.84-289,298.04

Finding the Fourth Proportional to 334,122.05, 499,985.84 and 289,298.04

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Solution

The fourth proportional to 334,122.05, 499,985.84 and 289,298.04 is: 432,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,122.05 : 499,985.84 = 289,298.04 : x
  2. Step 2: Convert to fraction form
    334,122.05/499,985.84 = 289,298.04/x
  3. Step 3: Cross multiply
    334,122.05x = 499,985.84 × 289,298.04
  4. Step 4: Simplify right side
    334,122.05x = 144,644,923,539.75
  5. Step 5: Solve for x
    x = 144,644,923,539.75/334,122.05
  6. Step 6: Final answer
    x = 432,910.44

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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.