Home / 502,101,375.60-692,234,249.16-412,456,584.72

Finding the Fourth Proportional to 502,101,375.60, 692,234,249.16 and 412,456,584.72

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Solution

The fourth proportional to 502,101,375.60, 692,234,249.16 and 412,456,584.72 is: 568,643,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,101,375.60 : 692,234,249.16 = 412,456,584.72 : x
  2. Step 2: Convert to fraction form
    502,101,375.60/692,234,249.16 = 412,456,584.72/x
  3. Step 3: Cross multiply
    502,101,375.60x = 692,234,249.16 × 412,456,584.72
  4. Step 4: Simplify right side
    502,101,375.60x = 285,516,574,234,747,136
  5. Step 5: Solve for x
    x = 285,516,574,234,747,136/502,101,375.60
  6. Step 6: Final answer
    x = 568,643,282.23

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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.