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Finding the Fourth Proportional to 342,956.56, 473,299.72 and 192,052.24

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Solution

The fourth proportional to 342,956.56, 473,299.72 and 192,052.24 is: 265,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,956.56 : 473,299.72 = 192,052.24 : x
  2. Step 2: Convert to fraction form
    342,956.56/473,299.72 = 192,052.24/x
  3. Step 3: Cross multiply
    342,956.56x = 473,299.72 × 192,052.24
  4. Step 4: Simplify right side
    342,956.56x = 90,898,271,417.37
  5. Step 5: Solve for x
    x = 90,898,271,417.37/342,956.56
  6. Step 6: Final answer
    x = 265,043.10

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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.