Home / 986,341.24-1,479,240.48-337,907.89

Finding the Fourth Proportional to 986,341.24, 1,479,240.48 and 337,907.89

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Solution

The fourth proportional to 986,341.24, 1,479,240.48 and 337,907.89 is: 506,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,341.24 : 1,479,240.48 = 337,907.89 : x
  2. Step 2: Convert to fraction form
    986,341.24/1,479,240.48 = 337,907.89/x
  3. Step 3: Cross multiply
    986,341.24x = 1,479,240.48 × 337,907.89
  4. Step 4: Simplify right side
    986,341.24x = 499,847,022,294.13
  5. Step 5: Solve for x
    x = 499,847,022,294.13/986,341.24
  6. Step 6: Final answer
    x = 506,768.86

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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.