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Finding the Fourth Proportional to 342,297.28, 513,666.78 and 184,635.64

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Solution

The fourth proportional to 342,297.28, 513,666.78 and 184,635.64 is: 277,072.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,297.28 : 513,666.78 = 184,635.64 : x
  2. Step 2: Convert to fraction form
    342,297.28/513,666.78 = 184,635.64/x
  3. Step 3: Cross multiply
    342,297.28x = 513,666.78 × 184,635.64
  4. Step 4: Simplify right side
    342,297.28x = 94,841,194,672.04
  5. Step 5: Solve for x
    x = 94,841,194,672.04/342,297.28
  6. Step 6: Final answer
    x = 277,072.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.