Home / 303,141.68-418,416.20-179,071.35

Finding the Fourth Proportional to 303,141.68, 418,416.20 and 179,071.35

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Solution

The fourth proportional to 303,141.68, 418,416.20 and 179,071.35 is: 247,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,141.68 : 418,416.20 = 179,071.35 : x
  2. Step 2: Convert to fraction form
    303,141.68/418,416.20 = 179,071.35/x
  3. Step 3: Cross multiply
    303,141.68x = 418,416.20 × 179,071.35
  4. Step 4: Simplify right side
    303,141.68x = 74,926,353,795.87
  5. Step 5: Solve for x
    x = 74,926,353,795.87/303,141.68
  6. Step 6: Final answer
    x = 247,166.12

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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.