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Finding the Fourth Proportional to 353,852.60, 488,416.94 and 233,082.04

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Solution

The fourth proportional to 353,852.60, 488,416.94 and 233,082.04 is: 321,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,852.60 : 488,416.94 = 233,082.04 : x
  2. Step 2: Convert to fraction form
    353,852.60/488,416.94 = 233,082.04/x
  3. Step 3: Cross multiply
    353,852.60x = 488,416.94 × 233,082.04
  4. Step 4: Simplify right side
    353,852.60x = 113,841,216,745.76
  5. Step 5: Solve for x
    x = 113,841,216,745.76/353,852.60
  6. Step 6: Final answer
    x = 321,719.32

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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.