Home / 649,935.98-897,137.13-446,659.80

Finding the Fourth Proportional to 649,935.98, 897,137.13 and 446,659.80

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Solution

The fourth proportional to 649,935.98, 897,137.13 and 446,659.80 is: 616,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,935.98 : 897,137.13 = 446,659.80 : x
  2. Step 2: Convert to fraction form
    649,935.98/897,137.13 = 446,659.80/x
  3. Step 3: Cross multiply
    649,935.98x = 897,137.13 × 446,659.80
  4. Step 4: Simplify right side
    649,935.98x = 400,715,091,058.37
  5. Step 5: Solve for x
    x = 400,715,091,058.37/649,935.98
  6. Step 6: Final answer
    x = 616,545.49

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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.