Home / 1,302,318.56-1,952,720.65-492,765.41

Finding the Fourth Proportional to 1,302,318.56, 1,952,720.65 and 492,765.41

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Solution

The fourth proportional to 1,302,318.56, 1,952,720.65 and 492,765.41 is: 738,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,318.56 : 1,952,720.65 = 492,765.41 : x
  2. Step 2: Convert to fraction form
    1,302,318.56/1,952,720.65 = 492,765.41/x
  3. Step 3: Cross multiply
    1,302,318.56x = 1,952,720.65 × 492,765.41
  4. Step 4: Simplify right side
    1,302,318.56x = 962,233,200,649.46
  5. Step 5: Solve for x
    x = 962,233,200,649.46/1,302,318.56
  6. Step 6: Final answer
    x = 738,861.62

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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.