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Finding the Fourth Proportional to 359,770.92, 496,525.92 and 299,234.76

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Solution

The fourth proportional to 359,770.92, 496,525.92 and 299,234.76 is: 412,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,770.92 : 496,525.92 = 299,234.76 : x
  2. Step 2: Convert to fraction form
    359,770.92/496,525.92 = 299,234.76/x
  3. Step 3: Cross multiply
    359,770.92x = 496,525.92 × 299,234.76
  4. Step 4: Simplify right side
    359,770.92x = 148,577,814,504.98
  5. Step 5: Solve for x
    x = 148,577,814,504.98/359,770.92
  6. Step 6: Final answer
    x = 412,978.94

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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.