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Finding the Fourth Proportional to 504,457.26, 756,688.62 and 149,474.36

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Solution

The fourth proportional to 504,457.26, 756,688.62 and 149,474.36 is: 224,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,457.26 : 756,688.62 = 149,474.36 : x
  2. Step 2: Convert to fraction form
    504,457.26/756,688.62 = 149,474.36/x
  3. Step 3: Cross multiply
    504,457.26x = 756,688.62 × 149,474.36
  4. Step 4: Simplify right side
    504,457.26x = 113,105,543,410.34
  5. Step 5: Solve for x
    x = 113,105,543,410.34/504,457.26
  6. Step 6: Final answer
    x = 224,212.34

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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.