Home / 808,610.80-1,212,916.20-493,682.80

Finding the Fourth Proportional to 808,610.80, 1,212,916.20 and 493,682.80

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Solution

The fourth proportional to 808,610.80, 1,212,916.20 and 493,682.80 is: 740,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,610.80 : 1,212,916.20 = 493,682.80 : x
  2. Step 2: Convert to fraction form
    808,610.80/1,212,916.20 = 493,682.80/x
  3. Step 3: Cross multiply
    808,610.80x = 1,212,916.20 × 493,682.80
  4. Step 4: Simplify right side
    808,610.80x = 598,795,865,781.36
  5. Step 5: Solve for x
    x = 598,795,865,781.36/808,610.80
  6. Step 6: Final answer
    x = 740,524.20

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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.