Home / 762,491.04-1,143,744.76-230,016.68

Finding the Fourth Proportional to 762,491.04, 1,143,744.76 and 230,016.68

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Solution

The fourth proportional to 762,491.04, 1,143,744.76 and 230,016.68 is: 345,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,491.04 : 1,143,744.76 = 230,016.68 : x
  2. Step 2: Convert to fraction form
    762,491.04/1,143,744.76 = 230,016.68/x
  3. Step 3: Cross multiply
    762,491.04x = 1,143,744.76 × 230,016.68
  4. Step 4: Simplify right side
    762,491.04x = 263,080,370,026.59
  5. Step 5: Solve for x
    x = 263,080,370,026.59/762,491.04
  6. Step 6: Final answer
    x = 345,027.49

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1.5x scale

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.