Home / 872,206.84-1,308,817.80-366,731.20

Finding the Fourth Proportional to 872,206.84, 1,308,817.80 and 366,731.20

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Solution

The fourth proportional to 872,206.84, 1,308,817.80 and 366,731.20 is: 550,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,206.84 : 1,308,817.80 = 366,731.20 : x
  2. Step 2: Convert to fraction form
    872,206.84/1,308,817.80 = 366,731.20/x
  3. Step 3: Cross multiply
    872,206.84x = 1,308,817.80 × 366,731.20
  4. Step 4: Simplify right side
    872,206.84x = 479,984,322,375.36
  5. Step 5: Solve for x
    x = 479,984,322,375.36/872,206.84
  6. Step 6: Final answer
    x = 550,310.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.