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Finding the Fourth Proportional to 551,493.95, 824,701.30 and 524,589.73

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Solution

The fourth proportional to 551,493.95, 824,701.30 and 524,589.73 is: 784,468.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,493.95 : 824,701.30 = 524,589.73 : x
  2. Step 2: Convert to fraction form
    551,493.95/824,701.30 = 524,589.73/x
  3. Step 3: Cross multiply
    551,493.95x = 824,701.30 × 524,589.73
  4. Step 4: Simplify right side
    551,493.95x = 432,629,828,924.42
  5. Step 5: Solve for x
    x = 432,629,828,924.42/551,493.95
  6. Step 6: Final answer
    x = 784,468.86

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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.