Home / 1,030,651.92-1,422,301.31-571,766.50

Finding the Fourth Proportional to 1,030,651.92, 1,422,301.31 and 571,766.50

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Solution

The fourth proportional to 1,030,651.92, 1,422,301.31 and 571,766.50 is: 789,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,651.92 : 1,422,301.31 = 571,766.50 : x
  2. Step 2: Convert to fraction form
    1,030,651.92/1,422,301.31 = 571,766.50/x
  3. Step 3: Cross multiply
    1,030,651.92x = 1,422,301.31 × 571,766.50
  4. Step 4: Simplify right side
    1,030,651.92x = 813,224,241,964.12
  5. Step 5: Solve for x
    x = 813,224,241,964.12/1,030,651.92
  6. Step 6: Final answer
    x = 789,038.69

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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.