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Finding the Fourth Proportional to 349,173.66, 523,790.66 and 96,454.06

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Solution

The fourth proportional to 349,173.66, 523,790.66 and 96,454.06 is: 144,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,173.66 : 523,790.66 = 96,454.06 : x
  2. Step 2: Convert to fraction form
    349,173.66/523,790.66 = 96,454.06/x
  3. Step 3: Cross multiply
    349,173.66x = 523,790.66 × 96,454.06
  4. Step 4: Simplify right side
    349,173.66x = 50,521,735,747.08
  5. Step 5: Solve for x
    x = 50,521,735,747.08/349,173.66
  6. Step 6: Final answer
    x = 144,689.42

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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.