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Finding the Fourth Proportional to 637,249.82, 879,301.85 and 365,267.66

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Solution

The fourth proportional to 637,249.82, 879,301.85 and 365,267.66 is: 504,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,249.82 : 879,301.85 = 365,267.66 : x
  2. Step 2: Convert to fraction form
    637,249.82/879,301.85 = 365,267.66/x
  3. Step 3: Cross multiply
    637,249.82x = 879,301.85 × 365,267.66
  4. Step 4: Simplify right side
    637,249.82x = 321,180,522,960.32
  5. Step 5: Solve for x
    x = 321,180,522,960.32/637,249.82
  6. Step 6: Final answer
    x = 504,010.38

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1.5x scale

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.