Home / 264,848.80-397,273.20-170,370.40

Finding the Fourth Proportional to 264,848.80, 397,273.20 and 170,370.40

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Solution

The fourth proportional to 264,848.80, 397,273.20 and 170,370.40 is: 255,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,848.80 : 397,273.20 = 170,370.40 : x
  2. Step 2: Convert to fraction form
    264,848.80/397,273.20 = 170,370.40/x
  3. Step 3: Cross multiply
    264,848.80x = 397,273.20 × 170,370.40
  4. Step 4: Simplify right side
    264,848.80x = 67,683,593,993.28
  5. Step 5: Solve for x
    x = 67,683,593,993.28/264,848.80
  6. Step 6: Final answer
    x = 255,555.60

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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.