Home / 494,385.02-739,547.26-394,739.83

Finding the Fourth Proportional to 494,385.02, 739,547.26 and 394,739.83

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Solution

The fourth proportional to 494,385.02, 739,547.26 and 394,739.83 is: 590,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,385.02 : 739,547.26 = 394,739.83 : x
  2. Step 2: Convert to fraction form
    494,385.02/739,547.26 = 394,739.83/x
  3. Step 3: Cross multiply
    494,385.02x = 739,547.26 × 394,739.83
  4. Step 4: Simplify right side
    494,385.02x = 291,928,761,847.36
  5. Step 5: Solve for x
    x = 291,928,761,847.36/494,385.02
  6. Step 6: Final answer
    x = 590,488.69

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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.