Home / 798,995.46-1,103,011.41-493,240.38

Finding the Fourth Proportional to 798,995.46, 1,103,011.41 and 493,240.38

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Solution

The fourth proportional to 798,995.46, 1,103,011.41 and 493,240.38 is: 680,917.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,995.46 : 1,103,011.41 = 493,240.38 : x
  2. Step 2: Convert to fraction form
    798,995.46/1,103,011.41 = 493,240.38/x
  3. Step 3: Cross multiply
    798,995.46x = 1,103,011.41 × 493,240.38
  4. Step 4: Simplify right side
    798,995.46x = 544,049,767,012.74
  5. Step 5: Solve for x
    x = 544,049,767,012.74/798,995.46
  6. Step 6: Final answer
    x = 680,917.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.