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Finding the Fourth Proportional to 359,923.19, 496,697.96 and 207,037.31

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Solution

The fourth proportional to 359,923.19, 496,697.96 and 207,037.31 is: 285,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,923.19 : 496,697.96 = 207,037.31 : x
  2. Step 2: Convert to fraction form
    359,923.19/496,697.96 = 207,037.31/x
  3. Step 3: Cross multiply
    359,923.19x = 496,697.96 × 207,037.31
  4. Step 4: Simplify right side
    359,923.19x = 102,835,008,485.70
  5. Step 5: Solve for x
    x = 102,835,008,485.70/359,923.19
  6. Step 6: Final answer
    x = 285,713.76

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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.