Home / 1,347,794.60-2,021,691.90-350,522.60

Finding the Fourth Proportional to 1,347,794.60, 2,021,691.90 and 350,522.60

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Solution

The fourth proportional to 1,347,794.60, 2,021,691.90 and 350,522.60 is: 525,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,794.60 : 2,021,691.90 = 350,522.60 : x
  2. Step 2: Convert to fraction form
    1,347,794.60/2,021,691.90 = 350,522.60/x
  3. Step 3: Cross multiply
    1,347,794.60x = 2,021,691.90 × 350,522.60
  4. Step 4: Simplify right side
    1,347,794.60x = 708,648,701,186.94
  5. Step 5: Solve for x
    x = 708,648,701,186.94/1,347,794.60
  6. Step 6: Final answer
    x = 525,783.90

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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.