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Finding the Fourth Proportional to 344,807.55, 475,825.32 and 191,837.97

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Solution

The fourth proportional to 344,807.55, 475,825.32 and 191,837.97 is: 264,731.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,807.55 : 475,825.32 = 191,837.97 : x
  2. Step 2: Convert to fraction form
    344,807.55/475,825.32 = 191,837.97/x
  3. Step 3: Cross multiply
    344,807.55x = 475,825.32 × 191,837.97
  4. Step 4: Simplify right side
    344,807.55x = 91,281,363,463.40
  5. Step 5: Solve for x
    x = 91,281,363,463.40/344,807.55
  6. Step 6: Final answer
    x = 264,731.34

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1.5x scale

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.