Home / 347,714.20-521,765.70-148,000.60

Finding the Fourth Proportional to 347,714.20, 521,765.70 and 148,000.60

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Solution

The fourth proportional to 347,714.20, 521,765.70 and 148,000.60 is: 222,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,714.20 : 521,765.70 = 148,000.60 : x
  2. Step 2: Convert to fraction form
    347,714.20/521,765.70 = 148,000.60/x
  3. Step 3: Cross multiply
    347,714.20x = 521,765.70 × 148,000.60
  4. Step 4: Simplify right side
    347,714.20x = 77,221,636,659.42
  5. Step 5: Solve for x
    x = 77,221,636,659.42/347,714.20
  6. Step 6: Final answer
    x = 222,083.64

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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.