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Finding the Fourth Proportional to 301,574.79, 454,480.19 and 271,626.57

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Solution

The fourth proportional to 301,574.79, 454,480.19 and 271,626.57 is: 409,347.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,574.79 : 454,480.19 = 271,626.57 : x
  2. Step 2: Convert to fraction form
    301,574.79/454,480.19 = 271,626.57/x
  3. Step 3: Cross multiply
    301,574.79x = 454,480.19 × 271,626.57
  4. Step 4: Simplify right side
    301,574.79x = 123,448,893,784.52
  5. Step 5: Solve for x
    x = 123,448,893,784.52/301,574.79
  6. Step 6: Final answer
    x = 409,347.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.