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Finding the Fourth Proportional to 273,712.65, 377,533.35 and 251,126.42

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Solution

The fourth proportional to 273,712.65, 377,533.35 and 251,126.42 is: 346,380.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,712.65 : 377,533.35 = 251,126.42 : x
  2. Step 2: Convert to fraction form
    273,712.65/377,533.35 = 251,126.42/x
  3. Step 3: Cross multiply
    273,712.65x = 377,533.35 × 251,126.42
  4. Step 4: Simplify right side
    273,712.65x = 94,808,596,728.44
  5. Step 5: Solve for x
    x = 94,808,596,728.44/273,712.65
  6. Step 6: Final answer
    x = 346,380.03

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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.