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Finding the Fourth Proportional to 273,472.47, 377,410.97 and 152,637.30

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Solution

The fourth proportional to 273,472.47, 377,410.97 and 152,637.30 is: 210,650.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,472.47 : 377,410.97 = 152,637.30 : x
  2. Step 2: Convert to fraction form
    273,472.47/377,410.97 = 152,637.30/x
  3. Step 3: Cross multiply
    273,472.47x = 377,410.97 × 152,637.30
  4. Step 4: Simplify right side
    273,472.47x = 57,606,991,832.77
  5. Step 5: Solve for x
    x = 57,606,991,832.77/273,472.47
  6. Step 6: Final answer
    x = 210,650.06

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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.