Home / 671,999.62-1,008,146.94-493,966.90

Finding the Fourth Proportional to 671,999.62, 1,008,146.94 and 493,966.90

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Solution

The fourth proportional to 671,999.62, 1,008,146.94 and 493,966.90 is: 741,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,999.62 : 1,008,146.94 = 493,966.90 : x
  2. Step 2: Convert to fraction form
    671,999.62/1,008,146.94 = 493,966.90/x
  3. Step 3: Cross multiply
    671,999.62x = 1,008,146.94 × 493,966.90
  4. Step 4: Simplify right side
    671,999.62x = 497,991,218,696.29
  5. Step 5: Solve for x
    x = 497,991,218,696.29/671,999.62
  6. Step 6: Final answer
    x = 741,058.78

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1.5x scale

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.