Home / 361,966.47-499,527.06-218,698.83

Finding the Fourth Proportional to 361,966.47, 499,527.06 and 218,698.83

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Solution

The fourth proportional to 361,966.47, 499,527.06 and 218,698.83 is: 301,812.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,966.47 : 499,527.06 = 218,698.83 : x
  2. Step 2: Convert to fraction form
    361,966.47/499,527.06 = 218,698.83/x
  3. Step 3: Cross multiply
    361,966.47x = 499,527.06 × 218,698.83
  4. Step 4: Simplify right side
    361,966.47x = 109,245,983,575.34
  5. Step 5: Solve for x
    x = 109,245,983,575.34/361,966.47
  6. Step 6: Final answer
    x = 301,812.44

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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.