Home / 862,646.09-1,293,092.51-357,481.89

Finding the Fourth Proportional to 862,646.09, 1,293,092.51 and 357,481.89

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Solution

The fourth proportional to 862,646.09, 1,293,092.51 and 357,481.89 is: 535,859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,646.09 : 1,293,092.51 = 357,481.89 : x
  2. Step 2: Convert to fraction form
    862,646.09/1,293,092.51 = 357,481.89/x
  3. Step 3: Cross multiply
    862,646.09x = 1,293,092.51 × 357,481.89
  4. Step 4: Simplify right side
    862,646.09x = 462,257,152,632.23
  5. Step 5: Solve for x
    x = 462,257,152,632.23/862,646.09
  6. Step 6: Final answer
    x = 535,859.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.