Home / 762,774.30-1,144,346.58-230,263.56

Finding the Fourth Proportional to 762,774.30, 1,144,346.58 and 230,263.56

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Solution

The fourth proportional to 762,774.30, 1,144,346.58 and 230,263.56 is: 345,451.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,774.30 : 1,144,346.58 = 230,263.56 : x
  2. Step 2: Convert to fraction form
    762,774.30/1,144,346.58 = 230,263.56/x
  3. Step 3: Cross multiply
    762,774.30x = 1,144,346.58 × 230,263.56
  4. Step 4: Simplify right side
    762,774.30x = 263,501,317,384.63
  5. Step 5: Solve for x
    x = 263,501,317,384.63/762,774.30
  6. Step 6: Final answer
    x = 345,451.23

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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.