Home / 336,661.41-464,592.49-215,802.61

Finding the Fourth Proportional to 336,661.41, 464,592.49 and 215,802.61

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Solution

The fourth proportional to 336,661.41, 464,592.49 and 215,802.61 is: 297,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,661.41 : 464,592.49 = 215,802.61 : x
  2. Step 2: Convert to fraction form
    336,661.41/464,592.49 = 215,802.61/x
  3. Step 3: Cross multiply
    336,661.41x = 464,592.49 × 215,802.61
  4. Step 4: Simplify right side
    336,661.41x = 100,260,271,928.40
  5. Step 5: Solve for x
    x = 100,260,271,928.40/336,661.41
  6. Step 6: Final answer
    x = 297,807.44

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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.