Home / 637,063.10-956,185.40-321,741.26

Finding the Fourth Proportional to 637,063.10, 956,185.40 and 321,741.26

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Solution

The fourth proportional to 637,063.10, 956,185.40 and 321,741.26 is: 482,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,063.10 : 956,185.40 = 321,741.26 : x
  2. Step 2: Convert to fraction form
    637,063.10/956,185.40 = 321,741.26/x
  3. Step 3: Cross multiply
    637,063.10x = 956,185.40 × 321,741.26
  4. Step 4: Simplify right side
    637,063.10x = 307,644,291,413.03
  5. Step 5: Solve for x
    x = 307,644,291,413.03/637,063.10
  6. Step 6: Final answer
    x = 482,910.24

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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.