Home / 324,164.22-447,583.69-209,510.74

Finding the Fourth Proportional to 324,164.22, 447,583.69 and 209,510.74

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Solution

The fourth proportional to 324,164.22, 447,583.69 and 209,510.74 is: 289,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,164.22 : 447,583.69 = 209,510.74 : x
  2. Step 2: Convert to fraction form
    324,164.22/447,583.69 = 209,510.74/x
  3. Step 3: Cross multiply
    324,164.22x = 447,583.69 × 209,510.74
  4. Step 4: Simplify right side
    324,164.22x = 93,773,590,103.83
  5. Step 5: Solve for x
    x = 93,773,590,103.83/324,164.22
  6. Step 6: Final answer
    x = 289,278.04

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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.