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Finding the Fourth Proportional to 395,265.60, 592,023.60 and 325,281.60

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Solution

The fourth proportional to 395,265.60, 592,023.60 and 325,281.60 is: 487,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,265.60 : 592,023.60 = 325,281.60 : x
  2. Step 2: Convert to fraction form
    395,265.60/592,023.60 = 325,281.60/x
  3. Step 3: Cross multiply
    395,265.60x = 592,023.60 × 325,281.60
  4. Step 4: Simplify right side
    395,265.60x = 192,574,383,845.76
  5. Step 5: Solve for x
    x = 192,574,383,845.76/395,265.60
  6. Step 6: Final answer
    x = 487,202.49

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1.5x scale

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.