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Finding the Fourth Proportional to 346,098.60, 519,147.90 and 227,903.40

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Solution

The fourth proportional to 346,098.60, 519,147.90 and 227,903.40 is: 341,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,098.60 : 519,147.90 = 227,903.40 : x
  2. Step 2: Convert to fraction form
    346,098.60/519,147.90 = 227,903.40/x
  3. Step 3: Cross multiply
    346,098.60x = 519,147.90 × 227,903.40
  4. Step 4: Simplify right side
    346,098.60x = 118,315,571,512.86
  5. Step 5: Solve for x
    x = 118,315,571,512.86/346,098.60
  6. Step 6: Final answer
    x = 341,855.10

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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.