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Finding the Fourth Proportional to 490,265.48, 735,055.19 and 250,453.64

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Solution

The fourth proportional to 490,265.48, 735,055.19 and 250,453.64 is: 375,505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,265.48 : 735,055.19 = 250,453.64 : x
  2. Step 2: Convert to fraction form
    490,265.48/735,055.19 = 250,453.64/x
  3. Step 3: Cross multiply
    490,265.48x = 735,055.19 × 250,453.64
  4. Step 4: Simplify right side
    490,265.48x = 184,097,249,460.96
  5. Step 5: Solve for x
    x = 184,097,249,460.96/490,265.48
  6. Step 6: Final answer
    x = 375,505.22

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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.