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Finding the Fourth Proportional to 344,463.79, 475,302.57 and 191,497.72

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Solution

The fourth proportional to 344,463.79, 475,302.57 and 191,497.72 is: 264,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,463.79 : 475,302.57 = 191,497.72 : x
  2. Step 2: Convert to fraction form
    344,463.79/475,302.57 = 191,497.72/x
  3. Step 3: Cross multiply
    344,463.79x = 475,302.57 × 191,497.72
  4. Step 4: Simplify right side
    344,463.79x = 91,019,358,465.14
  5. Step 5: Solve for x
    x = 91,019,358,465.14/344,463.79
  6. Step 6: Final answer
    x = 264,234.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.