Home / 353,642.04-488,089.26-226,313.28

Finding the Fourth Proportional to 353,642.04, 488,089.26 and 226,313.28

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Solution

The fourth proportional to 353,642.04, 488,089.26 and 226,313.28 is: 312,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,642.04 : 488,089.26 = 226,313.28 : x
  2. Step 2: Convert to fraction form
    353,642.04/488,089.26 = 226,313.28/x
  3. Step 3: Cross multiply
    353,642.04x = 488,089.26 × 226,313.28
  4. Step 4: Simplify right side
    353,642.04x = 110,461,081,363.37
  5. Step 5: Solve for x
    x = 110,461,081,363.37/353,642.04
  6. Step 6: Final answer
    x = 312,352.80

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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.