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Finding the Fourth Proportional to 359,714.79, 496,400.00 and 206,751.15

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Solution

The fourth proportional to 359,714.79, 496,400.00 and 206,751.15 is: 285,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,714.79 : 496,400.00 = 206,751.15 : x
  2. Step 2: Convert to fraction form
    359,714.79/496,400.00 = 206,751.15/x
  3. Step 3: Cross multiply
    359,714.79x = 496,400.00 × 206,751.15
  4. Step 4: Simplify right side
    359,714.79x = 102,631,269,826.24
  5. Step 5: Solve for x
    x = 102,631,269,826.24/359,714.79
  6. Step 6: Final answer
    x = 285,312.90

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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.