Home / 353,628.04-488,069.96-226,299.28

Finding the Fourth Proportional to 353,628.04, 488,069.96 and 226,299.28

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Solution

The fourth proportional to 353,628.04, 488,069.96 and 226,299.28 is: 312,333.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,628.04 : 488,069.96 = 226,299.28 : x
  2. Step 2: Convert to fraction form
    353,628.04/488,069.96 = 226,299.28/x
  3. Step 3: Cross multiply
    353,628.04x = 488,069.96 × 226,299.28
  4. Step 4: Simplify right side
    353,628.04x = 110,449,880,537.63
  5. Step 5: Solve for x
    x = 110,449,880,537.63/353,628.04
  6. Step 6: Final answer
    x = 312,333.49

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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.