Home / 331,973.40-497,366.10-201,905.40

Finding the Fourth Proportional to 331,973.40, 497,366.10 and 201,905.40

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Solution

The fourth proportional to 331,973.40, 497,366.10 and 201,905.40 is: 302,496.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,973.40 : 497,366.10 = 201,905.40 : x
  2. Step 2: Convert to fraction form
    331,973.40/497,366.10 = 201,905.40/x
  3. Step 3: Cross multiply
    331,973.40x = 497,366.10 × 201,905.40
  4. Step 4: Simplify right side
    331,973.40x = 100,420,901,366.94
  5. Step 5: Solve for x
    x = 100,420,901,366.94/331,973.40
  6. Step 6: Final answer
    x = 302,496.83

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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.