Home / 498,788.70-748,292.40-246,190.20

Finding the Fourth Proportional to 498,788.70, 748,292.40 and 246,190.20

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Solution

The fourth proportional to 498,788.70, 748,292.40 and 246,190.20 is: 369,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,788.70 : 748,292.40 = 246,190.20 : x
  2. Step 2: Convert to fraction form
    498,788.70/748,292.40 = 246,190.20/x
  3. Step 3: Cross multiply
    498,788.70x = 748,292.40 × 246,190.20
  4. Step 4: Simplify right side
    498,788.70x = 184,222,255,614.48
  5. Step 5: Solve for x
    x = 184,222,255,614.48/498,788.70
  6. Step 6: Final answer
    x = 369,339.27

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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.