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Finding the Fourth Proportional to 359,953.11, 496,831.37 and 207,008.01

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Solution

The fourth proportional to 359,953.11, 496,831.37 and 207,008.01 is: 285,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,953.11 : 496,831.37 = 207,008.01 : x
  2. Step 2: Convert to fraction form
    359,953.11/496,831.37 = 207,008.01/x
  3. Step 3: Cross multiply
    359,953.11x = 496,831.37 × 207,008.01
  4. Step 4: Simplify right side
    359,953.11x = 102,848,072,174.23
  5. Step 5: Solve for x
    x = 102,848,072,174.23/359,953.11
  6. Step 6: Final answer
    x = 285,726.31

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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.