Home / 668,268.40-1,002,402.60-295,020.40

Finding the Fourth Proportional to 668,268.40, 1,002,402.60 and 295,020.40

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Solution

The fourth proportional to 668,268.40, 1,002,402.60 and 295,020.40 is: 442,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,268.40 : 1,002,402.60 = 295,020.40 : x
  2. Step 2: Convert to fraction form
    668,268.40/1,002,402.60 = 295,020.40/x
  3. Step 3: Cross multiply
    668,268.40x = 1,002,402.60 × 295,020.40
  4. Step 4: Simplify right side
    668,268.40x = 295,729,216,013.04
  5. Step 5: Solve for x
    x = 295,729,216,013.04/668,268.40
  6. Step 6: Final answer
    x = 442,530.60

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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.