Home / 684,683.70-1,027,900.35-365,090.10

Finding the Fourth Proportional to 684,683.70, 1,027,900.35 and 365,090.10

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Solution

The fourth proportional to 684,683.70, 1,027,900.35 and 365,090.10 is: 548,101.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,683.70 : 1,027,900.35 = 365,090.10 : x
  2. Step 2: Convert to fraction form
    684,683.70/1,027,900.35 = 365,090.10/x
  3. Step 3: Cross multiply
    684,683.70x = 1,027,900.35 × 365,090.10
  4. Step 4: Simplify right side
    684,683.70x = 375,276,241,571.54
  5. Step 5: Solve for x
    x = 375,276,241,571.54/684,683.70
  6. Step 6: Final answer
    x = 548,101.61

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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.