Home / 1,007,530.40-1,511,263.20-333,642.80

Finding the Fourth Proportional to 1,007,530.40, 1,511,263.20 and 333,642.80

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Solution

The fourth proportional to 1,007,530.40, 1,511,263.20 and 333,642.80 is: 500,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,530.40 : 1,511,263.20 = 333,642.80 : x
  2. Step 2: Convert to fraction form
    1,007,530.40/1,511,263.20 = 333,642.80/x
  3. Step 3: Cross multiply
    1,007,530.40x = 1,511,263.20 × 333,642.80
  4. Step 4: Simplify right side
    1,007,530.40x = 504,222,085,584.96
  5. Step 5: Solve for x
    x = 504,222,085,584.96/1,007,530.40
  6. Step 6: Final answer
    x = 500,453.47

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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.