Home / 456,204.69-684,263.06-140,576.85

Finding the Fourth Proportional to 456,204.69, 684,263.06 and 140,576.85

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Solution

The fourth proportional to 456,204.69, 684,263.06 and 140,576.85 is: 210,851.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,204.69 : 684,263.06 = 140,576.85 : x
  2. Step 2: Convert to fraction form
    456,204.69/684,263.06 = 140,576.85/x
  3. Step 3: Cross multiply
    456,204.69x = 684,263.06 × 140,576.85
  4. Step 4: Simplify right side
    456,204.69x = 96,191,544,843.28
  5. Step 5: Solve for x
    x = 96,191,544,843.28/456,204.69
  6. Step 6: Final answer
    x = 210,851.72

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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.