Home / 862,459.96-1,293,939.54-356,927.62

Finding the Fourth Proportional to 862,459.96, 1,293,939.54 and 356,927.62

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Solution

The fourth proportional to 862,459.96, 1,293,939.54 and 356,927.62 is: 535,494.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,459.96 : 1,293,939.54 = 356,927.62 : x
  2. Step 2: Convert to fraction form
    862,459.96/1,293,939.54 = 356,927.62/x
  3. Step 3: Cross multiply
    862,459.96x = 1,293,939.54 × 356,927.62
  4. Step 4: Simplify right side
    862,459.96x = 461,842,760,436.10
  5. Step 5: Solve for x
    x = 461,842,760,436.10/862,459.96
  6. Step 6: Final answer
    x = 535,494.73

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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.