Home / 773,494.77-1,160,273.47-368,478.66

Finding the Fourth Proportional to 773,494.77, 1,160,273.47 and 368,478.66

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Solution

The fourth proportional to 773,494.77, 1,160,273.47 and 368,478.66 is: 552,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,494.77 : 1,160,273.47 = 368,478.66 : x
  2. Step 2: Convert to fraction form
    773,494.77/1,160,273.47 = 368,478.66/x
  3. Step 3: Cross multiply
    773,494.77x = 1,160,273.47 × 368,478.66
  4. Step 4: Simplify right side
    773,494.77x = 427,536,006,736.59
  5. Step 5: Solve for x
    x = 427,536,006,736.59/773,494.77
  6. Step 6: Final answer
    x = 552,732.90

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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.