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Finding the Fourth Proportional to 607,694.40, 910,984.32 and 233,435.52

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Solution

The fourth proportional to 607,694.40, 910,984.32 and 233,435.52 is: 349,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,694.40 : 910,984.32 = 233,435.52 : x
  2. Step 2: Convert to fraction form
    607,694.40/910,984.32 = 233,435.52/x
  3. Step 3: Cross multiply
    607,694.40x = 910,984.32 × 233,435.52
  4. Step 4: Simplify right side
    607,694.40x = 212,656,098,451.05
  5. Step 5: Solve for x
    x = 212,656,098,451.05/607,694.40
  6. Step 6: Final answer
    x = 349,939.21

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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.