Home / 340,927.65-470,439.09-195,725.43

Finding the Fourth Proportional to 340,927.65, 470,439.09 and 195,725.43

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Solution

The fourth proportional to 340,927.65, 470,439.09 and 195,725.43 is: 270,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,927.65 : 470,439.09 = 195,725.43 : x
  2. Step 2: Convert to fraction form
    340,927.65/470,439.09 = 195,725.43/x
  3. Step 3: Cross multiply
    340,927.65x = 470,439.09 × 195,725.43
  4. Step 4: Simplify right side
    340,927.65x = 92,076,893,179.06
  5. Step 5: Solve for x
    x = 92,076,893,179.06/340,927.65
  6. Step 6: Final answer
    x = 270,077.52

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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.