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Finding the Fourth Proportional to 434,465.50, 599,582.94 and 271,218.71

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Solution

The fourth proportional to 434,465.50, 599,582.94 and 271,218.71 is: 374,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,465.50 : 599,582.94 = 271,218.71 : x
  2. Step 2: Convert to fraction form
    434,465.50/599,582.94 = 271,218.71/x
  3. Step 3: Cross multiply
    434,465.50x = 599,582.94 × 271,218.71
  4. Step 4: Simplify right side
    434,465.50x = 162,618,107,170.80
  5. Step 5: Solve for x
    x = 162,618,107,170.80/434,465.50
  6. Step 6: Final answer
    x = 374,294.64

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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.