Home / 773,286.25-1,159,463.41-346,744.86

Finding the Fourth Proportional to 773,286.25, 1,159,463.41 and 346,744.86

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Solution

The fourth proportional to 773,286.25, 1,159,463.41 and 346,744.86 is: 519,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,286.25 : 1,159,463.41 = 346,744.86 : x
  2. Step 2: Convert to fraction form
    773,286.25/1,159,463.41 = 346,744.86/x
  3. Step 3: Cross multiply
    773,286.25x = 1,159,463.41 × 346,744.86
  4. Step 4: Simplify right side
    773,286.25x = 402,037,977,775.57
  5. Step 5: Solve for x
    x = 402,037,977,775.57/773,286.25
  6. Step 6: Final answer
    x = 519,908.35

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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.