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Finding the Fourth Proportional to 447,656.88, 671,463.30 and 167,152.26

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Solution

The fourth proportional to 447,656.88, 671,463.30 and 167,152.26 is: 250,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,656.88 : 671,463.30 = 167,152.26 : x
  2. Step 2: Convert to fraction form
    447,656.88/671,463.30 = 167,152.26/x
  3. Step 3: Cross multiply
    447,656.88x = 671,463.30 × 167,152.26
  4. Step 4: Simplify right side
    447,656.88x = 112,236,608,102.06
  5. Step 5: Solve for x
    x = 112,236,608,102.06/447,656.88
  6. Step 6: Final answer
    x = 250,720.17

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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.