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Finding the Fourth Proportional to 296,707.25, 445,130.89 and 97,026.86

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Solution

The fourth proportional to 296,707.25, 445,130.89 and 97,026.86 is: 145,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,707.25 : 445,130.89 = 97,026.86 : x
  2. Step 2: Convert to fraction form
    296,707.25/445,130.89 = 97,026.86/x
  3. Step 3: Cross multiply
    296,707.25x = 445,130.89 × 97,026.86
  4. Step 4: Simplify right side
    296,707.25x = 43,189,653,415.97
  5. Step 5: Solve for x
    x = 43,189,653,415.97/296,707.25
  6. Step 6: Final answer
    x = 145,563.19

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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.