Home / 855,251.40-1,282,574.70-294,155.40

Finding the Fourth Proportional to 855,251.40, 1,282,574.70 and 294,155.40

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Solution

The fourth proportional to 855,251.40, 1,282,574.70 and 294,155.40 is: 441,129.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,251.40 : 1,282,574.70 = 294,155.40 : x
  2. Step 2: Convert to fraction form
    855,251.40/1,282,574.70 = 294,155.40/x
  3. Step 3: Cross multiply
    855,251.40x = 1,282,574.70 × 294,155.40
  4. Step 4: Simplify right side
    855,251.40x = 377,276,273,908.38
  5. Step 5: Solve for x
    x = 377,276,273,908.38/855,251.40
  6. Step 6: Final answer
    x = 441,129.09

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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.