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Finding the Fourth Proportional to 517,426.00, 776,268.17 and 180,471.49

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Solution

The fourth proportional to 517,426.00, 776,268.17 and 180,471.49 is: 270,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,426.00 : 776,268.17 = 180,471.49 : x
  2. Step 2: Convert to fraction form
    517,426.00/776,268.17 = 180,471.49/x
  3. Step 3: Cross multiply
    517,426.00x = 776,268.17 × 180,471.49
  4. Step 4: Simplify right side
    517,426.00x = 140,094,275,733.51
  5. Step 5: Solve for x
    x = 140,094,275,733.51/517,426.00
  6. Step 6: Final answer
    x = 270,752.29

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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.