Home / 308,743.04-426,014.03-181,443.24

Finding the Fourth Proportional to 308,743.04, 426,014.03 and 181,443.24

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Solution

The fourth proportional to 308,743.04, 426,014.03 and 181,443.24 is: 250,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,743.04 : 426,014.03 = 181,443.24 : x
  2. Step 2: Convert to fraction form
    308,743.04/426,014.03 = 181,443.24/x
  3. Step 3: Cross multiply
    308,743.04x = 426,014.03 × 181,443.24
  4. Step 4: Simplify right side
    308,743.04x = 77,297,366,342.27
  5. Step 5: Solve for x
    x = 77,297,366,342.27/308,743.04
  6. Step 6: Final answer
    x = 250,361.48

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1.5x scale

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.