Home / 356,825.20-492,417.48-195,676.24

Finding the Fourth Proportional to 356,825.20, 492,417.48 and 195,676.24

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Solution

The fourth proportional to 356,825.20, 492,417.48 and 195,676.24 is: 270,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,825.20 : 492,417.48 = 195,676.24 : x
  2. Step 2: Convert to fraction form
    356,825.20/492,417.48 = 195,676.24/x
  3. Step 3: Cross multiply
    356,825.20x = 492,417.48 × 195,676.24
  4. Step 4: Simplify right side
    356,825.20x = 96,354,400,996.68
  5. Step 5: Solve for x
    x = 96,354,400,996.68/356,825.20
  6. Step 6: Final answer
    x = 270,032.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.