Home / 942,973.40-1,412,904.90-809,226.20

Finding the Fourth Proportional to 942,973.40, 1,412,904.90 and 809,226.20

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Solution

The fourth proportional to 942,973.40, 1,412,904.90 and 809,226.20 is: 1,212,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,973.40 : 1,412,904.90 = 809,226.20 : x
  2. Step 2: Convert to fraction form
    942,973.40/1,412,904.90 = 809,226.20/x
  3. Step 3: Cross multiply
    942,973.40x = 1,412,904.90 × 809,226.20
  4. Step 4: Simplify right side
    942,973.40x = 1,143,359,663,188.38
  5. Step 5: Solve for x
    x = 1,143,359,663,188.38/942,973.40
  6. Step 6: Final answer
    x = 1,212,504.68

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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.