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Finding the Fourth Proportional to 606,592.20, 910,544.40 and 340,871.70

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Solution

The fourth proportional to 606,592.20, 910,544.40 and 340,871.70 is: 511,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,592.20 : 910,544.40 = 340,871.70 : x
  2. Step 2: Convert to fraction form
    606,592.20/910,544.40 = 340,871.70/x
  3. Step 3: Cross multiply
    606,592.20x = 910,544.40 × 340,871.70
  4. Step 4: Simplify right side
    606,592.20x = 310,378,817,553.48
  5. Step 5: Solve for x
    x = 310,378,817,553.48/606,592.20
  6. Step 6: Final answer
    x = 511,676.24

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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.