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Finding the Fourth Proportional to 303,627.84, 418,908.96 and 169,465.92

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Solution

The fourth proportional to 303,627.84, 418,908.96 and 169,465.92 is: 233,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,627.84 : 418,908.96 = 169,465.92 : x
  2. Step 2: Convert to fraction form
    303,627.84/418,908.96 = 169,465.92/x
  3. Step 3: Cross multiply
    303,627.84x = 418,908.96 × 169,465.92
  4. Step 4: Simplify right side
    303,627.84x = 70,990,792,302.64
  5. Step 5: Solve for x
    x = 70,990,792,302.64/303,627.84
  6. Step 6: Final answer
    x = 233,808.57

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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.