Home / 765,796.34-1,148,694.78-344,580.14

Finding the Fourth Proportional to 765,796.34, 1,148,694.78 and 344,580.14

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Solution

The fourth proportional to 765,796.34, 1,148,694.78 and 344,580.14 is: 516,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,796.34 : 1,148,694.78 = 344,580.14 : x
  2. Step 2: Convert to fraction form
    765,796.34/1,148,694.78 = 344,580.14/x
  3. Step 3: Cross multiply
    765,796.34x = 1,148,694.78 × 344,580.14
  4. Step 4: Simplify right side
    765,796.34x = 395,817,408,109.67
  5. Step 5: Solve for x
    x = 395,817,408,109.67/765,796.34
  6. Step 6: Final answer
    x = 516,870.33

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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.