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Finding the Fourth Proportional to 504,063.60, 756,167.40 and 149,031.60

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Solution

The fourth proportional to 504,063.60, 756,167.40 and 149,031.60 is: 223,568.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,063.60 : 756,167.40 = 149,031.60 : x
  2. Step 2: Convert to fraction form
    504,063.60/756,167.40 = 149,031.60/x
  3. Step 3: Cross multiply
    504,063.60x = 756,167.40 × 149,031.60
  4. Step 4: Simplify right side
    504,063.60x = 112,692,837,489.84
  5. Step 5: Solve for x
    x = 112,692,837,489.84/504,063.60
  6. Step 6: Final answer
    x = 223,568.69

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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.