Home / 436,260.10-654,385.26-170,207.45

Finding the Fourth Proportional to 436,260.10, 654,385.26 and 170,207.45

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Solution

The fourth proportional to 436,260.10, 654,385.26 and 170,207.45 is: 255,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,260.10 : 654,385.26 = 170,207.45 : x
  2. Step 2: Convert to fraction form
    436,260.10/654,385.26 = 170,207.45/x
  3. Step 3: Cross multiply
    436,260.10x = 654,385.26 × 170,207.45
  4. Step 4: Simplify right side
    436,260.10x = 111,381,246,646.82
  5. Step 5: Solve for x
    x = 111,381,246,646.82/436,260.10
  6. Step 6: Final answer
    x = 255,309.27

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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.