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Finding the Fourth Proportional to 344,994.83, 517,462.60 and 210,023.87

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Solution

The fourth proportional to 344,994.83, 517,462.60 and 210,023.87 is: 315,017.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,994.83 : 517,462.60 = 210,023.87 : x
  2. Step 2: Convert to fraction form
    344,994.83/517,462.60 = 210,023.87/x
  3. Step 3: Cross multiply
    344,994.83x = 517,462.60 × 210,023.87
  4. Step 4: Simplify right side
    344,994.83x = 108,679,498,488.59
  5. Step 5: Solve for x
    x = 108,679,498,488.59/344,994.83
  6. Step 6: Final answer
    x = 315,017.76

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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.