Home / 536,827.05-805,107.75-320,744.76

Finding the Fourth Proportional to 536,827.05, 805,107.75 and 320,744.76

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Solution

The fourth proportional to 536,827.05, 805,107.75 and 320,744.76 is: 481,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,827.05 : 805,107.75 = 320,744.76 : x
  2. Step 2: Convert to fraction form
    536,827.05/805,107.75 = 320,744.76/x
  3. Step 3: Cross multiply
    536,827.05x = 805,107.75 × 320,744.76
  4. Step 4: Simplify right side
    536,827.05x = 258,234,092,047.89
  5. Step 5: Solve for x
    x = 258,234,092,047.89/536,827.05
  6. Step 6: Final answer
    x = 481,037.78

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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.