Home / 493,918.60-741,252.70-325,381.40

Finding the Fourth Proportional to 493,918.60, 741,252.70 and 325,381.40

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Solution

The fourth proportional to 493,918.60, 741,252.70 and 325,381.40 is: 488,319.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,918.60 : 741,252.70 = 325,381.40 : x
  2. Step 2: Convert to fraction form
    493,918.60/741,252.70 = 325,381.40/x
  3. Step 3: Cross multiply
    493,918.60x = 741,252.70 × 325,381.40
  4. Step 4: Simplify right side
    493,918.60x = 241,189,841,279.78
  5. Step 5: Solve for x
    x = 241,189,841,279.78/493,918.60
  6. Step 6: Final answer
    x = 488,319.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.