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Finding the Fourth Proportional to 336,353.25, 464,171.13 and 183,390.21

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Solution

The fourth proportional to 336,353.25, 464,171.13 and 183,390.21 is: 253,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,353.25 : 464,171.13 = 183,390.21 : x
  2. Step 2: Convert to fraction form
    336,353.25/464,171.13 = 183,390.21/x
  3. Step 3: Cross multiply
    336,353.25x = 464,171.13 × 183,390.21
  4. Step 4: Simplify right side
    336,353.25x = 85,124,441,006.64
  5. Step 5: Solve for x
    x = 85,124,441,006.64/336,353.25
  6. Step 6: Final answer
    x = 253,080.48

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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.