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Finding the Fourth Proportional to 369,997.08, 510,170.34 and 273,340.80

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Solution

The fourth proportional to 369,997.08, 510,170.34 and 273,340.80 is: 376,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,997.08 : 510,170.34 = 273,340.80 : x
  2. Step 2: Convert to fraction form
    369,997.08/510,170.34 = 273,340.80/x
  3. Step 3: Cross multiply
    369,997.08x = 510,170.34 × 273,340.80
  4. Step 4: Simplify right side
    369,997.08x = 139,450,368,871.87
  5. Step 5: Solve for x
    x = 139,450,368,871.87/369,997.08
  6. Step 6: Final answer
    x = 376,895.86

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1.5x scale

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.