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Finding the Fourth Proportional to 508,464.92, 701,689.77 and 293,623.76

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Solution

The fourth proportional to 508,464.92, 701,689.77 and 293,623.76 is: 405,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,464.92 : 701,689.77 = 293,623.76 : x
  2. Step 2: Convert to fraction form
    508,464.92/701,689.77 = 293,623.76/x
  3. Step 3: Cross multiply
    508,464.92x = 701,689.77 × 293,623.76
  4. Step 4: Simplify right side
    508,464.92x = 206,032,788,620.94
  5. Step 5: Solve for x
    x = 206,032,788,620.94/508,464.92
  6. Step 6: Final answer
    x = 405,205.51

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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.