Home / 672,615.93-1,008,927.54-199,305.39

Finding the Fourth Proportional to 672,615.93, 1,008,927.54 and 199,305.39

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Solution

The fourth proportional to 672,615.93, 1,008,927.54 and 199,305.39 is: 298,959.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,615.93 : 1,008,927.54 = 199,305.39 : x
  2. Step 2: Convert to fraction form
    672,615.93/1,008,927.54 = 199,305.39/x
  3. Step 3: Cross multiply
    672,615.93x = 1,008,927.54 × 199,305.39
  4. Step 4: Simplify right side
    672,615.93x = 201,084,696,841.44
  5. Step 5: Solve for x
    x = 201,084,696,841.44/672,615.93
  6. Step 6: Final answer
    x = 298,959.17

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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.