Home / 523,151.84-784,723.20-346,449.44

Finding the Fourth Proportional to 523,151.84, 784,723.20 and 346,449.44

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Solution

The fourth proportional to 523,151.84, 784,723.20 and 346,449.44 is: 519,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,151.84 : 784,723.20 = 346,449.44 : x
  2. Step 2: Convert to fraction form
    523,151.84/784,723.20 = 346,449.44/x
  3. Step 3: Cross multiply
    523,151.84x = 784,723.20 × 346,449.44
  4. Step 4: Simplify right side
    523,151.84x = 271,866,913,195.01
  5. Step 5: Solve for x
    x = 271,866,913,195.01/523,151.84
  6. Step 6: Final answer
    x = 519,671.14

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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.