Home / 984,205.88-1,475,783.94-509,714.36

Finding the Fourth Proportional to 984,205.88, 1,475,783.94 and 509,714.36

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Solution

The fourth proportional to 984,205.88, 1,475,783.94 and 509,714.36 is: 764,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,205.88 : 1,475,783.94 = 509,714.36 : x
  2. Step 2: Convert to fraction form
    984,205.88/1,475,783.94 = 509,714.36/x
  3. Step 3: Cross multiply
    984,205.88x = 1,475,783.94 × 509,714.36
  4. Step 4: Simplify right side
    984,205.88x = 752,228,266,475.38
  5. Step 5: Solve for x
    x = 752,228,266,475.38/984,205.88
  6. Step 6: Final answer
    x = 764,299.71

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1.5x scale

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.