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Finding the Fourth Proportional to 359,984.64, 496,842.60 and 207,011.04

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Solution

The fourth proportional to 359,984.64, 496,842.60 and 207,011.04 is: 285,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,984.64 : 496,842.60 = 207,011.04 : x
  2. Step 2: Convert to fraction form
    359,984.64/496,842.60 = 207,011.04/x
  3. Step 3: Cross multiply
    359,984.64x = 496,842.60 × 207,011.04
  4. Step 4: Simplify right side
    359,984.64x = 102,851,903,342.30
  5. Step 5: Solve for x
    x = 102,851,903,342.30/359,984.64
  6. Step 6: Final answer
    x = 285,711.92

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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.