Home / 880,956.60-1,321,434.90-526,662.60

Finding the Fourth Proportional to 880,956.60, 1,321,434.90 and 526,662.60

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Solution

The fourth proportional to 880,956.60, 1,321,434.90 and 526,662.60 is: 789,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,956.60 : 1,321,434.90 = 526,662.60 : x
  2. Step 2: Convert to fraction form
    880,956.60/1,321,434.90 = 526,662.60/x
  3. Step 3: Cross multiply
    880,956.60x = 1,321,434.90 × 526,662.60
  4. Step 4: Simplify right side
    880,956.60x = 695,950,340,164.74
  5. Step 5: Solve for x
    x = 695,950,340,164.74/880,956.60
  6. Step 6: Final answer
    x = 789,993.90

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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.