Home / 348,709.19-481,269.40-195,810.62

Finding the Fourth Proportional to 348,709.19, 481,269.40 and 195,810.62

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Solution

The fourth proportional to 348,709.19, 481,269.40 and 195,810.62 is: 270,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,709.19 : 481,269.40 = 195,810.62 : x
  2. Step 2: Convert to fraction form
    348,709.19/481,269.40 = 195,810.62/x
  3. Step 3: Cross multiply
    348,709.19x = 481,269.40 × 195,810.62
  4. Step 4: Simplify right side
    348,709.19x = 94,237,656,705.15
  5. Step 5: Solve for x
    x = 94,237,656,705.15/348,709.19
  6. Step 6: Final answer
    x = 270,247.13

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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.