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Finding the Fourth Proportional to 297,303.26, 410,278.77 and 169,981.52

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Solution

The fourth proportional to 297,303.26, 410,278.77 and 169,981.52 is: 234,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,303.26 : 410,278.77 = 169,981.52 : x
  2. Step 2: Convert to fraction form
    297,303.26/410,278.77 = 169,981.52/x
  3. Step 3: Cross multiply
    297,303.26x = 410,278.77 × 169,981.52
  4. Step 4: Simplify right side
    297,303.26x = 69,739,806,896.94
  5. Step 5: Solve for x
    x = 69,739,806,896.94/297,303.26
  6. Step 6: Final answer
    x = 234,574.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.