Home / 264,731.20-397,266.90-146,487.40

Finding the Fourth Proportional to 264,731.20, 397,266.90 and 146,487.40

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Solution

The fourth proportional to 264,731.20, 397,266.90 and 146,487.40 is: 219,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,731.20 : 397,266.90 = 146,487.40 : x
  2. Step 2: Convert to fraction form
    264,731.20/397,266.90 = 146,487.40/x
  3. Step 3: Cross multiply
    264,731.20x = 397,266.90 × 146,487.40
  4. Step 4: Simplify right side
    264,731.20x = 58,194,595,287.06
  5. Step 5: Solve for x
    x = 58,194,595,287.06/264,731.20
  6. Step 6: Final answer
    x = 219,825.22

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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.