Home / 336,279.90-504,145.26-156,477.72

Finding the Fourth Proportional to 336,279.90, 504,145.26 and 156,477.72

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Solution

The fourth proportional to 336,279.90, 504,145.26 and 156,477.72 is: 234,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,279.90 : 504,145.26 = 156,477.72 : x
  2. Step 2: Convert to fraction form
    336,279.90/504,145.26 = 156,477.72/x
  3. Step 3: Cross multiply
    336,279.90x = 504,145.26 × 156,477.72
  4. Step 4: Simplify right side
    336,279.90x = 78,887,500,833.61
  5. Step 5: Solve for x
    x = 78,887,500,833.61/336,279.90
  6. Step 6: Final answer
    x = 234,588.81

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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.