Home / 1,116,662.60-1,674,993.90-442,904.60

Finding the Fourth Proportional to 1,116,662.60, 1,674,993.90 and 442,904.60

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Solution

The fourth proportional to 1,116,662.60, 1,674,993.90 and 442,904.60 is: 664,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,662.60 : 1,674,993.90 = 442,904.60 : x
  2. Step 2: Convert to fraction form
    1,116,662.60/1,674,993.90 = 442,904.60/x
  3. Step 3: Cross multiply
    1,116,662.60x = 1,674,993.90 × 442,904.60
  4. Step 4: Simplify right side
    1,116,662.60x = 741,862,503,281.94
  5. Step 5: Solve for x
    x = 741,862,503,281.94/1,116,662.60
  6. Step 6: Final answer
    x = 664,356.90

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1.5x scale

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.