Home / 803,146.86-1,204,760.24-263,457.53

Finding the Fourth Proportional to 803,146.86, 1,204,760.24 and 263,457.53

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Solution

The fourth proportional to 803,146.86, 1,204,760.24 and 263,457.53 is: 395,199.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,146.86 : 1,204,760.24 = 263,457.53 : x
  2. Step 2: Convert to fraction form
    803,146.86/1,204,760.24 = 263,457.53/x
  3. Step 3: Cross multiply
    803,146.86x = 1,204,760.24 × 263,457.53
  4. Step 4: Simplify right side
    803,146.86x = 317,403,149,731.52
  5. Step 5: Solve for x
    x = 317,403,149,731.52/803,146.86
  6. Step 6: Final answer
    x = 395,199.39

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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.