Home / 456,056.44-684,195.38-140,513.33

Finding the Fourth Proportional to 456,056.44, 684,195.38 and 140,513.33

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Solution

The fourth proportional to 456,056.44, 684,195.38 and 140,513.33 is: 210,804.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,056.44 : 684,195.38 = 140,513.33 : x
  2. Step 2: Convert to fraction form
    456,056.44/684,195.38 = 140,513.33/x
  3. Step 3: Cross multiply
    456,056.44x = 684,195.38 × 140,513.33
  4. Step 4: Simplify right side
    456,056.44x = 96,138,572,749.26
  5. Step 5: Solve for x
    x = 96,138,572,749.26/456,056.44
  6. Step 6: Final answer
    x = 210,804.11

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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.