Home / 855,004.40-1,282,204.20-293,908.40

Finding the Fourth Proportional to 855,004.40, 1,282,204.20 and 293,908.40

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Solution

The fourth proportional to 855,004.40, 1,282,204.20 and 293,908.40 is: 440,758.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,004.40 : 1,282,204.20 = 293,908.40 : x
  2. Step 2: Convert to fraction form
    855,004.40/1,282,204.20 = 293,908.40/x
  3. Step 3: Cross multiply
    855,004.40x = 1,282,204.20 × 293,908.40
  4. Step 4: Simplify right side
    855,004.40x = 376,850,584,895.28
  5. Step 5: Solve for x
    x = 376,850,584,895.28/855,004.40
  6. Step 6: Final answer
    x = 440,758.65

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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.