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Finding the Fourth Proportional to 284,482.82, 426,785.74 and 151,343.73

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Solution

The fourth proportional to 284,482.82, 426,785.74 and 151,343.73 is: 227,048.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,482.82 : 426,785.74 = 151,343.73 : x
  2. Step 2: Convert to fraction form
    284,482.82/426,785.74 = 151,343.73/x
  3. Step 3: Cross multiply
    284,482.82x = 426,785.74 × 151,343.73
  4. Step 4: Simplify right side
    284,482.82x = 64,591,345,802.41
  5. Step 5: Solve for x
    x = 64,591,345,802.41/284,482.82
  6. Step 6: Final answer
    x = 227,048.32

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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.