Home / 717,333.20-1,075,999.80-296,469.20

Finding the Fourth Proportional to 717,333.20, 1,075,999.80 and 296,469.20

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Solution

The fourth proportional to 717,333.20, 1,075,999.80 and 296,469.20 is: 444,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,333.20 : 1,075,999.80 = 296,469.20 : x
  2. Step 2: Convert to fraction form
    717,333.20/1,075,999.80 = 296,469.20/x
  3. Step 3: Cross multiply
    717,333.20x = 1,075,999.80 × 296,469.20
  4. Step 4: Simplify right side
    717,333.20x = 319,000,799,906.16
  5. Step 5: Solve for x
    x = 319,000,799,906.16/717,333.20
  6. Step 6: Final answer
    x = 444,703.80

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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.