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Finding the Fourth Proportional to 344,279.70, 475,093.35 and 191,327.40

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Solution

The fourth proportional to 344,279.70, 475,093.35 and 191,327.40 is: 264,024.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,279.70 : 475,093.35 = 191,327.40 : x
  2. Step 2: Convert to fraction form
    344,279.70/475,093.35 = 191,327.40/x
  3. Step 3: Cross multiply
    344,279.70x = 475,093.35 × 191,327.40
  4. Step 4: Simplify right side
    344,279.70x = 90,898,375,412.79
  5. Step 5: Solve for x
    x = 90,898,375,412.79/344,279.70
  6. Step 6: Final answer
    x = 264,024.79

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1.5x scale

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.