Home / 356,566.76-492,065.90-195,418.24

Finding the Fourth Proportional to 356,566.76, 492,065.90 and 195,418.24

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Solution

The fourth proportional to 356,566.76, 492,065.90 and 195,418.24 is: 269,679.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,566.76 : 492,065.90 = 195,418.24 : x
  2. Step 2: Convert to fraction form
    356,566.76/492,065.90 = 195,418.24/x
  3. Step 3: Cross multiply
    356,566.76x = 492,065.90 × 195,418.24
  4. Step 4: Simplify right side
    356,566.76x = 96,158,652,142.02
  5. Step 5: Solve for x
    x = 96,158,652,142.02/356,566.76
  6. Step 6: Final answer
    x = 269,679.24

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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.