Home / 773,317.80-1,159,976.70-537,388.20

Finding the Fourth Proportional to 773,317.80, 1,159,976.70 and 537,388.20

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Solution

The fourth proportional to 773,317.80, 1,159,976.70 and 537,388.20 is: 806,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,317.80 : 1,159,976.70 = 537,388.20 : x
  2. Step 2: Convert to fraction form
    773,317.80/1,159,976.70 = 537,388.20/x
  3. Step 3: Cross multiply
    773,317.80x = 1,159,976.70 × 537,388.20
  4. Step 4: Simplify right side
    773,317.80x = 623,357,790,854.94
  5. Step 5: Solve for x
    x = 623,357,790,854.94/773,317.80
  6. Step 6: Final answer
    x = 806,082.30

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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.