Home / 768,218.37-1,060,141.54-424,054.50

Finding the Fourth Proportional to 768,218.37, 1,060,141.54 and 424,054.50

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Solution

The fourth proportional to 768,218.37, 1,060,141.54 and 424,054.50 is: 585,195.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,218.37 : 1,060,141.54 = 424,054.50 : x
  2. Step 2: Convert to fraction form
    768,218.37/1,060,141.54 = 424,054.50/x
  3. Step 3: Cross multiply
    768,218.37x = 1,060,141.54 × 424,054.50
  4. Step 4: Simplify right side
    768,218.37x = 449,557,790,673.93
  5. Step 5: Solve for x
    x = 449,557,790,673.93/768,218.37
  6. Step 6: Final answer
    x = 585,195.31

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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.