Home / 1,504,830.72-2,257,202.34-439,897.80

Finding the Fourth Proportional to 1,504,830.72, 2,257,202.34 and 439,897.80

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Solution

The fourth proportional to 1,504,830.72, 2,257,202.34 and 439,897.80 is: 659,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,830.72 : 2,257,202.34 = 439,897.80 : x
  2. Step 2: Convert to fraction form
    1,504,830.72/2,257,202.34 = 439,897.80/x
  3. Step 3: Cross multiply
    1,504,830.72x = 2,257,202.34 × 439,897.80
  4. Step 4: Simplify right side
    1,504,830.72x = 992,938,343,520.85
  5. Step 5: Solve for x
    x = 992,938,343,520.85/1,504,830.72
  6. Step 6: Final answer
    x = 659,833.91

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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.