Home / 498,939.23-748,659.54-232,720.58

Finding the Fourth Proportional to 498,939.23, 748,659.54 and 232,720.58

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Solution

The fourth proportional to 498,939.23, 748,659.54 and 232,720.58 is: 349,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,939.23 : 748,659.54 = 232,720.58 : x
  2. Step 2: Convert to fraction form
    498,939.23/748,659.54 = 232,720.58/x
  3. Step 3: Cross multiply
    498,939.23x = 748,659.54 × 232,720.58
  4. Step 4: Simplify right side
    498,939.23x = 174,228,478,628.04
  5. Step 5: Solve for x
    x = 174,228,478,628.04/498,939.23
  6. Step 6: Final answer
    x = 349,197.80

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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.