Home / 338,279.21-507,052.04-169,392.39

Finding the Fourth Proportional to 338,279.21, 507,052.04 and 169,392.39

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Solution

The fourth proportional to 338,279.21, 507,052.04 and 169,392.39 is: 253,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,279.21 : 507,052.04 = 169,392.39 : x
  2. Step 2: Convert to fraction form
    338,279.21/507,052.04 = 169,392.39/x
  3. Step 3: Cross multiply
    338,279.21x = 507,052.04 × 169,392.39
  4. Step 4: Simplify right side
    338,279.21x = 85,890,756,063.01
  5. Step 5: Solve for x
    x = 85,890,756,063.01/338,279.21
  6. Step 6: Final answer
    x = 253,904.92

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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.