Home / 357,153.24-492,913.98-206,247

Finding the Fourth Proportional to 357,153.24, 492,913.98 and 206,247

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Solution

The fourth proportional to 357,153.24, 492,913.98 and 206,247 is: 284,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,153.24 : 492,913.98 = 206,247 : x
  2. Step 2: Convert to fraction form
    357,153.24/492,913.98 = 206,247/x
  3. Step 3: Cross multiply
    357,153.24x = 492,913.98 × 206,247
  4. Step 4: Simplify right side
    357,153.24x = 101,662,029,633.06
  5. Step 5: Solve for x
    x = 101,662,029,633.06/357,153.24
  6. Step 6: Final answer
    x = 284,645.41

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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.