Home / 440,004.54-658,890.39-368,739.77

Finding the Fourth Proportional to 440,004.54, 658,890.39 and 368,739.77

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Solution

The fourth proportional to 440,004.54, 658,890.39 and 368,739.77 is: 552,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,004.54 : 658,890.39 = 368,739.77 : x
  2. Step 2: Convert to fraction form
    440,004.54/658,890.39 = 368,739.77/x
  3. Step 3: Cross multiply
    440,004.54x = 658,890.39 × 368,739.77
  4. Step 4: Simplify right side
    440,004.54x = 242,959,090,863.81
  5. Step 5: Solve for x
    x = 242,959,090,863.81/440,004.54
  6. Step 6: Final answer
    x = 552,174.05

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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.