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Finding the Fourth Proportional to 437,262, 655,981.17 and 184,542.75

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Solution

The fourth proportional to 437,262, 655,981.17 and 184,542.75 is: 276,851.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,262 : 655,981.17 = 184,542.75 : x
  2. Step 2: Convert to fraction form
    437,262/655,981.17 = 184,542.75/x
  3. Step 3: Cross multiply
    437,262x = 655,981.17 × 184,542.75
  4. Step 4: Simplify right side
    437,262x = 121,056,569,060.02
  5. Step 5: Solve for x
    x = 121,056,569,060.02/437,262
  6. Step 6: Final answer
    x = 276,851.34

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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.