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Finding the Fourth Proportional to 349,326.78, 524,092.23 and 112,664.22

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Solution

The fourth proportional to 349,326.78, 524,092.23 and 112,664.22 is: 169,029.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,326.78 : 524,092.23 = 112,664.22 : x
  2. Step 2: Convert to fraction form
    349,326.78/524,092.23 = 112,664.22/x
  3. Step 3: Cross multiply
    349,326.78x = 524,092.23 × 112,664.22
  4. Step 4: Simplify right side
    349,326.78x = 59,046,442,301.01
  5. Step 5: Solve for x
    x = 59,046,442,301.01/349,326.78
  6. Step 6: Final answer
    x = 169,029.25

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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.