Home / 791,414.65-1,092,150.44-428,848.32

Finding the Fourth Proportional to 791,414.65, 1,092,150.44 and 428,848.32

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Solution

The fourth proportional to 791,414.65, 1,092,150.44 and 428,848.32 is: 591,809.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,414.65 : 1,092,150.44 = 428,848.32 : x
  2. Step 2: Convert to fraction form
    791,414.65/1,092,150.44 = 428,848.32/x
  3. Step 3: Cross multiply
    791,414.65x = 1,092,150.44 × 428,848.32
  4. Step 4: Simplify right side
    791,414.65x = 468,366,884,940.77
  5. Step 5: Solve for x
    x = 468,366,884,940.77/791,414.65
  6. Step 6: Final answer
    x = 591,809.72

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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.