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Finding the Fourth Proportional to 664,102.60, 996,024.30 and 214,714.60

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Solution

The fourth proportional to 664,102.60, 996,024.30 and 214,714.60 is: 322,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,102.60 : 996,024.30 = 214,714.60 : x
  2. Step 2: Convert to fraction form
    664,102.60/996,024.30 = 214,714.60/x
  3. Step 3: Cross multiply
    664,102.60x = 996,024.30 × 214,714.60
  4. Step 4: Simplify right side
    664,102.60x = 213,860,959,164.78
  5. Step 5: Solve for x
    x = 213,860,959,164.78/664,102.60
  6. Step 6: Final answer
    x = 322,030.00

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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.