Home / 855,937.78-1,181,193.30-473,964.56

Finding the Fourth Proportional to 855,937.78, 1,181,193.30 and 473,964.56

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Solution

The fourth proportional to 855,937.78, 1,181,193.30 and 473,964.56 is: 654,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,937.78 : 1,181,193.30 = 473,964.56 : x
  2. Step 2: Convert to fraction form
    855,937.78/1,181,193.30 = 473,964.56/x
  3. Step 3: Cross multiply
    855,937.78x = 1,181,193.30 × 473,964.56
  4. Step 4: Simplify right side
    855,937.78x = 559,843,762,709.45
  5. Step 5: Solve for x
    x = 559,843,762,709.45/855,937.78
  6. Step 6: Final answer
    x = 654,070.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.