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Finding the Fourth Proportional to 273,472.30, 377,381.93 and 171,552.63

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Solution

The fourth proportional to 273,472.30, 377,381.93 and 171,552.63 is: 236,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,472.30 : 377,381.93 = 171,552.63 : x
  2. Step 2: Convert to fraction form
    273,472.30/377,381.93 = 171,552.63/x
  3. Step 3: Cross multiply
    273,472.30x = 377,381.93 × 171,552.63
  4. Step 4: Simplify right side
    273,472.30x = 64,740,863,978.31
  5. Step 5: Solve for x
    x = 64,740,863,978.31/273,472.30
  6. Step 6: Final answer
    x = 236,736.46

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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.