Home / 899,833.71-1,346,970.65-494,010.75

Finding the Fourth Proportional to 899,833.71, 1,346,970.65 and 494,010.75

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Solution

The fourth proportional to 899,833.71, 1,346,970.65 and 494,010.75 is: 739,489.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,833.71 : 1,346,970.65 = 494,010.75 : x
  2. Step 2: Convert to fraction form
    899,833.71/1,346,970.65 = 494,010.75/x
  3. Step 3: Cross multiply
    899,833.71x = 1,346,970.65 × 494,010.75
  4. Step 4: Simplify right side
    899,833.71x = 665,417,978,564.43
  5. Step 5: Solve for x
    x = 665,417,978,564.43/899,833.71
  6. Step 6: Final answer
    x = 739,489.94

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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.