Home / 483,246.09-666,898.38-268,402.50

Finding the Fourth Proportional to 483,246.09, 666,898.38 and 268,402.50

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Solution

The fourth proportional to 483,246.09, 666,898.38 and 268,402.50 is: 370,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,246.09 : 666,898.38 = 268,402.50 : x
  2. Step 2: Convert to fraction form
    483,246.09/666,898.38 = 268,402.50/x
  3. Step 3: Cross multiply
    483,246.09x = 666,898.38 × 268,402.50
  4. Step 4: Simplify right side
    483,246.09x = 178,997,192,437.95
  5. Step 5: Solve for x
    x = 178,997,192,437.95/483,246.09
  6. Step 6: Final answer
    x = 370,405.88

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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.