Home / 288,148.22-397,682.16-160,850.24

Finding the Fourth Proportional to 288,148.22, 397,682.16 and 160,850.24

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Solution

The fourth proportional to 288,148.22, 397,682.16 and 160,850.24 is: 221,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,148.22 : 397,682.16 = 160,850.24 : x
  2. Step 2: Convert to fraction form
    288,148.22/397,682.16 = 160,850.24/x
  3. Step 3: Cross multiply
    288,148.22x = 397,682.16 × 160,850.24
  4. Step 4: Simplify right side
    288,148.22x = 63,967,270,879.72
  5. Step 5: Solve for x
    x = 63,967,270,879.72/288,148.22
  6. Step 6: Final answer
    x = 221,994.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.