Home / 929,974.20-1,283,969.54-567,608.16

Finding the Fourth Proportional to 929,974.20, 1,283,969.54 and 567,608.16

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Solution

The fourth proportional to 929,974.20, 1,283,969.54 and 567,608.16 is: 783,668.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,974.20 : 1,283,969.54 = 567,608.16 : x
  2. Step 2: Convert to fraction form
    929,974.20/1,283,969.54 = 567,608.16/x
  3. Step 3: Cross multiply
    929,974.20x = 1,283,969.54 × 567,608.16
  4. Step 4: Simplify right side
    929,974.20x = 728,791,588,095.45
  5. Step 5: Solve for x
    x = 728,791,588,095.45/929,974.20
  6. Step 6: Final answer
    x = 783,668.61

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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.