Home / 1,007,015.58-1,389,640.50-576,996.66

Finding the Fourth Proportional to 1,007,015.58, 1,389,640.50 and 576,996.66

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Solution

The fourth proportional to 1,007,015.58, 1,389,640.50 and 576,996.66 is: 796,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,015.58 : 1,389,640.50 = 576,996.66 : x
  2. Step 2: Convert to fraction form
    1,007,015.58/1,389,640.50 = 576,996.66/x
  3. Step 3: Cross multiply
    1,007,015.58x = 1,389,640.50 × 576,996.66
  4. Step 4: Simplify right side
    1,007,015.58x = 801,817,927,100.73
  5. Step 5: Solve for x
    x = 801,817,927,100.73/1,007,015.58
  6. Step 6: Final answer
    x = 796,231.90

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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.