Home / 493,476.06-740,439.46-268,499.10

Finding the Fourth Proportional to 493,476.06, 740,439.46 and 268,499.10

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Solution

The fourth proportional to 493,476.06, 740,439.46 and 268,499.10 is: 402,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,476.06 : 740,439.46 = 268,499.10 : x
  2. Step 2: Convert to fraction form
    493,476.06/740,439.46 = 268,499.10/x
  3. Step 3: Cross multiply
    493,476.06x = 740,439.46 × 268,499.10
  4. Step 4: Simplify right side
    493,476.06x = 198,807,328,614.49
  5. Step 5: Solve for x
    x = 198,807,328,614.49/493,476.06
  6. Step 6: Final answer
    x = 402,871.27

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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.