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Finding the Fourth Proportional to 296,718.57, 445,132.53 and 97,049.58

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Solution

The fourth proportional to 296,718.57, 445,132.53 and 97,049.58 is: 145,592.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,718.57 : 445,132.53 = 97,049.58 : x
  2. Step 2: Convert to fraction form
    296,718.57/445,132.53 = 97,049.58/x
  3. Step 3: Cross multiply
    296,718.57x = 445,132.53 × 97,049.58
  4. Step 4: Simplify right side
    296,718.57x = 43,199,923,411.59
  5. Step 5: Solve for x
    x = 43,199,923,411.59/296,718.57
  6. Step 6: Final answer
    x = 145,592.25

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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.