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Finding the Fourth Proportional to 447,897, 671,914.62 and 167,454.12

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Solution

The fourth proportional to 447,897, 671,914.62 and 167,454.12 is: 251,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,897 : 671,914.62 = 167,454.12 : x
  2. Step 2: Convert to fraction form
    447,897/671,914.62 = 167,454.12/x
  3. Step 3: Cross multiply
    447,897x = 671,914.62 × 167,454.12
  4. Step 4: Simplify right side
    447,897x = 112,514,871,407.23
  5. Step 5: Solve for x
    x = 112,514,871,407.23/447,897
  6. Step 6: Final answer
    x = 251,207.02

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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.