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Finding the Fourth Proportional to 607,164, 910,789.74 and 233,187

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Solution

The fourth proportional to 607,164, 910,789.74 and 233,187 is: 349,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,164 : 910,789.74 = 233,187 : x
  2. Step 2: Convert to fraction form
    607,164/910,789.74 = 233,187/x
  3. Step 3: Cross multiply
    607,164x = 910,789.74 × 233,187
  4. Step 4: Simplify right side
    607,164x = 212,384,327,101.38
  5. Step 5: Solve for x
    x = 212,384,327,101.38/607,164
  6. Step 6: Final answer
    x = 349,797.30

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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.