Home / 808,816.59-1,116,297.75-482,169.68

Finding the Fourth Proportional to 808,816.59, 1,116,297.75 and 482,169.68

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Solution

The fourth proportional to 808,816.59, 1,116,297.75 and 482,169.68 is: 665,472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,816.59 : 1,116,297.75 = 482,169.68 : x
  2. Step 2: Convert to fraction form
    808,816.59/1,116,297.75 = 482,169.68/x
  3. Step 3: Cross multiply
    808,816.59x = 1,116,297.75 × 482,169.68
  4. Step 4: Simplify right side
    808,816.59x = 538,244,929,314.98
  5. Step 5: Solve for x
    x = 538,244,929,314.98/808,816.59
  6. Step 6: Final answer
    x = 665,472.17

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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.