Home / 306,190.72-459,538.56-156,541.44

Finding the Fourth Proportional to 306,190.72, 459,538.56 and 156,541.44

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Solution

The fourth proportional to 306,190.72, 459,538.56 and 156,541.44 is: 234,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,190.72 : 459,538.56 = 156,541.44 : x
  2. Step 2: Convert to fraction form
    306,190.72/459,538.56 = 156,541.44/x
  3. Step 3: Cross multiply
    306,190.72x = 459,538.56 × 156,541.44
  4. Step 4: Simplify right side
    306,190.72x = 71,936,827,917.93
  5. Step 5: Solve for x
    x = 71,936,827,917.93/306,190.72
  6. Step 6: Final answer
    x = 234,941.24

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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.