Home / 357,143.45-492,825.33-211,924.15

Finding the Fourth Proportional to 357,143.45, 492,825.33 and 211,924.15

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Solution

The fourth proportional to 357,143.45, 492,825.33 and 211,924.15 is: 292,435.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,143.45 : 492,825.33 = 211,924.15 : x
  2. Step 2: Convert to fraction form
    357,143.45/492,825.33 = 211,924.15/x
  3. Step 3: Cross multiply
    357,143.45x = 492,825.33 × 211,924.15
  4. Step 4: Simplify right side
    357,143.45x = 104,441,587,926.66
  5. Step 5: Solve for x
    x = 104,441,587,926.66/357,143.45
  6. Step 6: Final answer
    x = 292,435.96

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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.