Home / 1,504,836.72-2,257,211.32-439,903.80

Finding the Fourth Proportional to 1,504,836.72, 2,257,211.32 and 439,903.80

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Solution

The fourth proportional to 1,504,836.72, 2,257,211.32 and 439,903.80 is: 659,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,836.72 : 2,257,211.32 = 439,903.80 : x
  2. Step 2: Convert to fraction form
    1,504,836.72/2,257,211.32 = 439,903.80/x
  3. Step 3: Cross multiply
    1,504,836.72x = 2,257,211.32 × 439,903.80
  4. Step 4: Simplify right side
    1,504,836.72x = 992,955,837,071.02
  5. Step 5: Solve for x
    x = 992,955,837,071.02/1,504,836.72
  6. Step 6: Final answer
    x = 659,842.91

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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.