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Finding the Fourth Proportional to 353,417.04, 488,009.84 and 327,774.04

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Solution

The fourth proportional to 353,417.04, 488,009.84 and 327,774.04 is: 452,601.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,417.04 : 488,009.84 = 327,774.04 : x
  2. Step 2: Convert to fraction form
    353,417.04/488,009.84 = 327,774.04/x
  3. Step 3: Cross multiply
    353,417.04x = 488,009.84 × 327,774.04
  4. Step 4: Simplify right side
    353,417.04x = 159,956,956,816.55
  5. Step 5: Solve for x
    x = 159,956,956,816.55/353,417.04
  6. Step 6: Final answer
    x = 452,601.14

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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.