Home / 808,265.66-1,115,789.20-468,609.98

Finding the Fourth Proportional to 808,265.66, 1,115,789.20 and 468,609.98

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Solution

The fourth proportional to 808,265.66, 1,115,789.20 and 468,609.98 is: 646,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,265.66 : 1,115,789.20 = 468,609.98 : x
  2. Step 2: Convert to fraction form
    808,265.66/1,115,789.20 = 468,609.98/x
  3. Step 3: Cross multiply
    808,265.66x = 1,115,789.20 × 468,609.98
  4. Step 4: Simplify right side
    808,265.66x = 522,869,954,696.22
  5. Step 5: Solve for x
    x = 522,869,954,696.22/808,265.66
  6. Step 6: Final answer
    x = 646,903.59

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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.