Home / 942,766.56-1,300,999.68-513,056.16

Finding the Fourth Proportional to 942,766.56, 1,300,999.68 and 513,056.16

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Solution

The fourth proportional to 942,766.56, 1,300,999.68 and 513,056.16 is: 708,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,766.56 : 1,300,999.68 = 513,056.16 : x
  2. Step 2: Convert to fraction form
    942,766.56/1,300,999.68 = 513,056.16/x
  3. Step 3: Cross multiply
    942,766.56x = 1,300,999.68 × 513,056.16
  4. Step 4: Simplify right side
    942,766.56x = 667,485,899,982.03
  5. Step 5: Solve for x
    x = 667,485,899,982.03/942,766.56
  6. Step 6: Final answer
    x = 708,007.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.