Home / 845,172.72-1,267,805.28-214,092

Finding the Fourth Proportional to 845,172.72, 1,267,805.28 and 214,092

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Solution

The fourth proportional to 845,172.72, 1,267,805.28 and 214,092 is: 321,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,172.72 : 1,267,805.28 = 214,092 : x
  2. Step 2: Convert to fraction form
    845,172.72/1,267,805.28 = 214,092/x
  3. Step 3: Cross multiply
    845,172.72x = 1,267,805.28 × 214,092
  4. Step 4: Simplify right side
    845,172.72x = 271,426,968,005.76
  5. Step 5: Solve for x
    x = 271,426,968,005.76/845,172.72
  6. Step 6: Final answer
    x = 321,149.70

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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.