Home / 353,549.16-488,064.66-226,298.52

Finding the Fourth Proportional to 353,549.16, 488,064.66 and 226,298.52

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Solution

The fourth proportional to 353,549.16, 488,064.66 and 226,298.52 is: 312,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,549.16 : 488,064.66 = 226,298.52 : x
  2. Step 2: Convert to fraction form
    353,549.16/488,064.66 = 226,298.52/x
  3. Step 3: Cross multiply
    353,549.16x = 488,064.66 × 226,298.52
  4. Step 4: Simplify right side
    353,549.16x = 110,448,310,222.30
  5. Step 5: Solve for x
    x = 110,448,310,222.30/353,549.16
  6. Step 6: Final answer
    x = 312,398.73

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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.