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Finding the Fourth Proportional to 273,648.38, 377,697.76 and 160,507.58

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Solution

The fourth proportional to 273,648.38, 377,697.76 and 160,507.58 is: 221,537.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,648.38 : 377,697.76 = 160,507.58 : x
  2. Step 2: Convert to fraction form
    273,648.38/377,697.76 = 160,507.58/x
  3. Step 3: Cross multiply
    273,648.38x = 377,697.76 × 160,507.58
  4. Step 4: Simplify right side
    273,648.38x = 60,623,353,429.02
  5. Step 5: Solve for x
    x = 60,623,353,429.02/273,648.38
  6. Step 6: Final answer
    x = 221,537.41

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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.