Home / 755,162.89-1,041,942.93-445,077.85

Finding the Fourth Proportional to 755,162.89, 1,041,942.93 and 445,077.85

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Solution

The fourth proportional to 755,162.89, 1,041,942.93 and 445,077.85 is: 614,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,162.89 : 1,041,942.93 = 445,077.85 : x
  2. Step 2: Convert to fraction form
    755,162.89/1,041,942.93 = 445,077.85/x
  3. Step 3: Cross multiply
    755,162.89x = 1,041,942.93 × 445,077.85
  4. Step 4: Simplify right side
    755,162.89x = 463,745,719,107.10
  5. Step 5: Solve for x
    x = 463,745,719,107.10/755,162.89
  6. Step 6: Final answer
    x = 614,100.25

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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.