Home / 773,151.52-1,159,547.76-212,231.20

Finding the Fourth Proportional to 773,151.52, 1,159,547.76 and 212,231.20

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Solution

The fourth proportional to 773,151.52, 1,159,547.76 and 212,231.20 is: 318,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,151.52 : 1,159,547.76 = 212,231.20 : x
  2. Step 2: Convert to fraction form
    773,151.52/1,159,547.76 = 212,231.20/x
  3. Step 3: Cross multiply
    773,151.52x = 1,159,547.76 × 212,231.20
  4. Step 4: Simplify right side
    773,151.52x = 246,092,212,562.11
  5. Step 5: Solve for x
    x = 246,092,212,562.11/773,151.52
  6. Step 6: Final answer
    x = 318,297.52

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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.