Home / 933,690.20-1,400,535.30-268,909.40

Finding the Fourth Proportional to 933,690.20, 1,400,535.30 and 268,909.40

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Solution

The fourth proportional to 933,690.20, 1,400,535.30 and 268,909.40 is: 403,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,690.20 : 1,400,535.30 = 268,909.40 : x
  2. Step 2: Convert to fraction form
    933,690.20/1,400,535.30 = 268,909.40/x
  3. Step 3: Cross multiply
    933,690.20x = 1,400,535.30 × 268,909.40
  4. Step 4: Simplify right side
    933,690.20x = 376,617,107,201.82
  5. Step 5: Solve for x
    x = 376,617,107,201.82/933,690.20
  6. Step 6: Final answer
    x = 403,364.10

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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.