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Finding the Fourth Proportional to 355,514.20, 533,344.20 and 119,026.60

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Solution

The fourth proportional to 355,514.20, 533,344.20 and 119,026.60 is: 178,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,514.20 : 533,344.20 = 119,026.60 : x
  2. Step 2: Convert to fraction form
    355,514.20/533,344.20 = 119,026.60/x
  3. Step 3: Cross multiply
    355,514.20x = 533,344.20 × 119,026.60
  4. Step 4: Simplify right side
    355,514.20x = 63,482,146,755.72
  5. Step 5: Solve for x
    x = 63,482,146,755.72/355,514.20
  6. Step 6: Final answer
    x = 178,564.31

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1.5x scale

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.