Home / 288,162.28-397,647.74-160,846.06

Finding the Fourth Proportional to 288,162.28, 397,647.74 and 160,846.06

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Solution

The fourth proportional to 288,162.28, 397,647.74 and 160,846.06 is: 221,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,162.28 : 397,647.74 = 160,846.06 : x
  2. Step 2: Convert to fraction form
    288,162.28/397,647.74 = 160,846.06/x
  3. Step 3: Cross multiply
    288,162.28x = 397,647.74 × 160,846.06
  4. Step 4: Simplify right side
    288,162.28x = 63,960,071,442.67
  5. Step 5: Solve for x
    x = 63,960,071,442.67/288,162.28
  6. Step 6: Final answer
    x = 221,958.51

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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.