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Finding the Fourth Proportional to 501,366.60, 751,393.80 and 201,601.80

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Solution

The fourth proportional to 501,366.60, 751,393.80 and 201,601.80 is: 302,138.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,366.60 : 751,393.80 = 201,601.80 : x
  2. Step 2: Convert to fraction form
    501,366.60/751,393.80 = 201,601.80/x
  3. Step 3: Cross multiply
    501,366.60x = 751,393.80 × 201,601.80
  4. Step 4: Simplify right side
    501,366.60x = 151,482,342,588.84
  5. Step 5: Solve for x
    x = 151,482,342,588.84/501,366.60
  6. Step 6: Final answer
    x = 302,138.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.