Home / 992,025.92-1,369,032.48-550,512.96

Finding the Fourth Proportional to 992,025.92, 1,369,032.48 and 550,512.96

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Solution

The fourth proportional to 992,025.92, 1,369,032.48 and 550,512.96 is: 759,728.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,025.92 : 1,369,032.48 = 550,512.96 : x
  2. Step 2: Convert to fraction form
    992,025.92/1,369,032.48 = 550,512.96/x
  3. Step 3: Cross multiply
    992,025.92x = 1,369,032.48 × 550,512.96
  4. Step 4: Simplify right side
    992,025.92x = 753,670,122,900.94
  5. Step 5: Solve for x
    x = 753,670,122,900.94/992,025.92
  6. Step 6: Final answer
    x = 759,728.26

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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.