Home / 348,009.04-480,319.83-226,940.14

Finding the Fourth Proportional to 348,009.04, 480,319.83 and 226,940.14

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Solution

The fourth proportional to 348,009.04, 480,319.83 and 226,940.14 is: 313,221.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,009.04 : 480,319.83 = 226,940.14 : x
  2. Step 2: Convert to fraction form
    348,009.04/480,319.83 = 226,940.14/x
  3. Step 3: Cross multiply
    348,009.04x = 480,319.83 × 226,940.14
  4. Step 4: Simplify right side
    348,009.04x = 109,003,847,696.83
  5. Step 5: Solve for x
    x = 109,003,847,696.83/348,009.04
  6. Step 6: Final answer
    x = 313,221.31

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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.