Home / 356,559.18-492,052.38-195,420.24

Finding the Fourth Proportional to 356,559.18, 492,052.38 and 195,420.24

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Solution

The fourth proportional to 356,559.18, 492,052.38 and 195,420.24 is: 269,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,559.18 : 492,052.38 = 195,420.24 : x
  2. Step 2: Convert to fraction form
    356,559.18/492,052.38 = 195,420.24/x
  3. Step 3: Cross multiply
    356,559.18x = 492,052.38 × 195,420.24
  4. Step 4: Simplify right side
    356,559.18x = 96,156,994,192.17
  5. Step 5: Solve for x
    x = 96,156,994,192.17/356,559.18
  6. Step 6: Final answer
    x = 269,680.32

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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.