Home / 948,268.20-1,418,903.10-864,287.40

Finding the Fourth Proportional to 948,268.20, 1,418,903.10 and 864,287.40

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Solution

The fourth proportional to 948,268.20, 1,418,903.10 and 864,287.40 is: 1,293,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,268.20 : 1,418,903.10 = 864,287.40 : x
  2. Step 2: Convert to fraction form
    948,268.20/1,418,903.10 = 864,287.40/x
  3. Step 3: Cross multiply
    948,268.20x = 1,418,903.10 × 864,287.40
  4. Step 4: Simplify right side
    948,268.20x = 1,226,340,071,150.94
  5. Step 5: Solve for x
    x = 1,226,340,071,150.94/948,268.20
  6. Step 6: Final answer
    x = 1,293,241.80

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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.