Home / 646,045.58-969,221.73-202,813.58

Finding the Fourth Proportional to 646,045.58, 969,221.73 and 202,813.58

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Solution

The fourth proportional to 646,045.58, 969,221.73 and 202,813.58 is: 304,268.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,045.58 : 969,221.73 = 202,813.58 : x
  2. Step 2: Convert to fraction form
    646,045.58/969,221.73 = 202,813.58/x
  3. Step 3: Cross multiply
    646,045.58x = 969,221.73 × 202,813.58
  4. Step 4: Simplify right side
    646,045.58x = 196,571,328,875.09
  5. Step 5: Solve for x
    x = 196,571,328,875.09/646,045.58
  6. Step 6: Final answer
    x = 304,268.51

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Similar ratio
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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.