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Finding the Fourth Proportional to 607,467.79, 838,301.56 and 335,553.22

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Solution

The fourth proportional to 607,467.79, 838,301.56 and 335,553.22 is: 463,061.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,467.79 : 838,301.56 = 335,553.22 : x
  2. Step 2: Convert to fraction form
    607,467.79/838,301.56 = 335,553.22/x
  3. Step 3: Cross multiply
    607,467.79x = 838,301.56 × 335,553.22
  4. Step 4: Simplify right side
    607,467.79x = 281,294,787,789.02
  5. Step 5: Solve for x
    x = 281,294,787,789.02/607,467.79
  6. Step 6: Final answer
    x = 463,061.24

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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.