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Finding the Fourth Proportional to 607,687.02, 838,624.98 and 335,772.42

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Solution

The fourth proportional to 607,687.02, 838,624.98 and 335,772.42 is: 463,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,687.02 : 838,624.98 = 335,772.42 : x
  2. Step 2: Convert to fraction form
    607,687.02/838,624.98 = 335,772.42/x
  3. Step 3: Cross multiply
    607,687.02x = 838,624.98 × 335,772.42
  4. Step 4: Simplify right side
    607,687.02x = 281,587,139,007.05
  5. Step 5: Solve for x
    x = 281,587,139,007.05/607,687.02
  6. Step 6: Final answer
    x = 463,375.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.