Home / 496,041.06-684,682.33-323,985.31

Finding the Fourth Proportional to 496,041.06, 684,682.33 and 323,985.31

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Solution

The fourth proportional to 496,041.06, 684,682.33 and 323,985.31 is: 447,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,041.06 : 684,682.33 = 323,985.31 : x
  2. Step 2: Convert to fraction form
    496,041.06/684,682.33 = 323,985.31/x
  3. Step 3: Cross multiply
    496,041.06x = 684,682.33 × 323,985.31
  4. Step 4: Simplify right side
    496,041.06x = 221,827,016,936.57
  5. Step 5: Solve for x
    x = 221,827,016,936.57/496,041.06
  6. Step 6: Final answer
    x = 447,194.87

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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.