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Finding the Fourth Proportional to 308,572.98, 425,659.23 and 179,496.93

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Solution

The fourth proportional to 308,572.98, 425,659.23 and 179,496.93 is: 247,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,572.98 : 425,659.23 = 179,496.93 : x
  2. Step 2: Convert to fraction form
    308,572.98/425,659.23 = 179,496.93/x
  3. Step 3: Cross multiply
    308,572.98x = 425,659.23 × 179,496.93
  4. Step 4: Simplify right side
    308,572.98x = 76,404,525,011.16
  5. Step 5: Solve for x
    x = 76,404,525,011.16/308,572.98
  6. Step 6: Final answer
    x = 247,606.01

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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.