Home / 923,498.04-1,385,385.58-324,353.60

Finding the Fourth Proportional to 923,498.04, 1,385,385.58 and 324,353.60

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Solution

The fourth proportional to 923,498.04, 1,385,385.58 and 324,353.60 is: 486,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,498.04 : 1,385,385.58 = 324,353.60 : x
  2. Step 2: Convert to fraction form
    923,498.04/1,385,385.58 = 324,353.60/x
  3. Step 3: Cross multiply
    923,498.04x = 1,385,385.58 × 324,353.60
  4. Step 4: Simplify right side
    923,498.04x = 449,354,797,110.31
  5. Step 5: Solve for x
    x = 449,354,797,110.31/923,498.04
  6. Step 6: Final answer
    x = 486,579.05

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Double scale
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Similar ratio
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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.