Home / 803,947.80-1,205,921.70-204,907.80

Finding the Fourth Proportional to 803,947.80, 1,205,921.70 and 204,907.80

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Solution

The fourth proportional to 803,947.80, 1,205,921.70 and 204,907.80 is: 307,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,947.80 : 1,205,921.70 = 204,907.80 : x
  2. Step 2: Convert to fraction form
    803,947.80/1,205,921.70 = 204,907.80/x
  3. Step 3: Cross multiply
    803,947.80x = 1,205,921.70 × 204,907.80
  4. Step 4: Simplify right side
    803,947.80x = 247,102,762,519.26
  5. Step 5: Solve for x
    x = 247,102,762,519.26/803,947.80
  6. Step 6: Final answer
    x = 307,361.70

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