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Finding the Fourth Proportional to 284,626.68, 426,054.29 and 179,224.22

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Solution

The fourth proportional to 284,626.68, 426,054.29 and 179,224.22 is: 268,278.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,626.68 : 426,054.29 = 179,224.22 : x
  2. Step 2: Convert to fraction form
    284,626.68/426,054.29 = 179,224.22/x
  3. Step 3: Cross multiply
    284,626.68x = 426,054.29 × 179,224.22
  4. Step 4: Simplify right side
    284,626.68x = 76,359,244,776.51
  5. Step 5: Solve for x
    x = 76,359,244,776.51/284,626.68
  6. Step 6: Final answer
    x = 268,278.59

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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.