Home / 338,269.10-507,036.85-169,382.27

Finding the Fourth Proportional to 338,269.10, 507,036.85 and 169,382.27

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Solution

The fourth proportional to 338,269.10, 507,036.85 and 169,382.27 is: 253,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,269.10 : 507,036.85 = 169,382.27 : x
  2. Step 2: Convert to fraction form
    338,269.10/507,036.85 = 169,382.27/x
  3. Step 3: Cross multiply
    338,269.10x = 507,036.85 × 169,382.27
  4. Step 4: Simplify right side
    338,269.10x = 85,883,053,470.79
  5. Step 5: Solve for x
    x = 85,883,053,470.79/338,269.10
  6. Step 6: Final answer
    x = 253,889.74

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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.