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Finding the Fourth Proportional to 435,036.88, 600,608.28 and 274,029.94

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Solution

The fourth proportional to 435,036.88, 600,608.28 and 274,029.94 is: 378,323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,036.88 : 600,608.28 = 274,029.94 : x
  2. Step 2: Convert to fraction form
    435,036.88/600,608.28 = 274,029.94/x
  3. Step 3: Cross multiply
    435,036.88x = 600,608.28 × 274,029.94
  4. Step 4: Simplify right side
    435,036.88x = 164,584,650,931.90
  5. Step 5: Solve for x
    x = 164,584,650,931.90/435,036.88
  6. Step 6: Final answer
    x = 378,323.44

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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.