Home / 750,917.73-1,036,267.50-406,757.41

Finding the Fourth Proportional to 750,917.73, 1,036,267.50 and 406,757.41

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Solution

The fourth proportional to 750,917.73, 1,036,267.50 and 406,757.41 is: 561,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,917.73 : 1,036,267.50 = 406,757.41 : x
  2. Step 2: Convert to fraction form
    750,917.73/1,036,267.50 = 406,757.41/x
  3. Step 3: Cross multiply
    750,917.73x = 1,036,267.50 × 406,757.41
  4. Step 4: Simplify right side
    750,917.73x = 421,509,484,367.18
  5. Step 5: Solve for x
    x = 421,509,484,367.18/750,917.73
  6. Step 6: Final answer
    x = 561,325.79

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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.