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Finding the Fourth Proportional to 504,458.51, 756,690.50 and 149,475.60

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Solution

The fourth proportional to 504,458.51, 756,690.50 and 149,475.60 is: 224,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,458.51 : 756,690.50 = 149,475.60 : x
  2. Step 2: Convert to fraction form
    504,458.51/756,690.50 = 149,475.60/x
  3. Step 3: Cross multiply
    504,458.51x = 756,690.50 × 149,475.60
  4. Step 4: Simplify right side
    504,458.51x = 113,106,766,501.80
  5. Step 5: Solve for x
    x = 113,106,766,501.80/504,458.51
  6. Step 6: Final answer
    x = 224,214.21

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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.