Home / 349,760.69-523,555.02-189,438.44

Finding the Fourth Proportional to 349,760.69, 523,555.02 and 189,438.44

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Solution

The fourth proportional to 349,760.69, 523,555.02 and 189,438.44 is: 283,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,760.69 : 523,555.02 = 189,438.44 : x
  2. Step 2: Convert to fraction form
    349,760.69/523,555.02 = 189,438.44/x
  3. Step 3: Cross multiply
    349,760.69x = 523,555.02 × 189,438.44
  4. Step 4: Simplify right side
    349,760.69x = 99,181,443,625.19
  5. Step 5: Solve for x
    x = 99,181,443,625.19/349,760.69
  6. Step 6: Final answer
    x = 283,569.44

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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.