Home / 872,206.82-1,308,817.82-366,731.18

Finding the Fourth Proportional to 872,206.82, 1,308,817.82 and 366,731.18

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Solution

The fourth proportional to 872,206.82, 1,308,817.82 and 366,731.18 is: 550,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,206.82 : 1,308,817.82 = 366,731.18 : x
  2. Step 2: Convert to fraction form
    872,206.82/1,308,817.82 = 366,731.18/x
  3. Step 3: Cross multiply
    872,206.82x = 1,308,817.82 × 366,731.18
  4. Step 4: Simplify right side
    872,206.82x = 479,984,303,533.63
  5. Step 5: Solve for x
    x = 479,984,303,533.63/872,206.82
  6. Step 6: Final answer
    x = 550,310.19

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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.