Home / 972,918.71-1,452,990.38-829,232.81

Finding the Fourth Proportional to 972,918.71, 1,452,990.38 and 829,232.81

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Solution

The fourth proportional to 972,918.71, 1,452,990.38 and 829,232.81 is: 1,238,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,918.71 : 1,452,990.38 = 829,232.81 : x
  2. Step 2: Convert to fraction form
    972,918.71/1,452,990.38 = 829,232.81/x
  3. Step 3: Cross multiply
    972,918.71x = 1,452,990.38 × 829,232.81
  4. Step 4: Simplify right side
    972,918.71x = 1,204,867,284,299.25
  5. Step 5: Solve for x
    x = 1,204,867,284,299.25/972,918.71
  6. Step 6: Final answer
    x = 1,238,404.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.