Home / 288,104.72-397,545.37-167,226.80

Finding the Fourth Proportional to 288,104.72, 397,545.37 and 167,226.80

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Solution

The fourth proportional to 288,104.72, 397,545.37 and 167,226.80 is: 230,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,104.72 : 397,545.37 = 167,226.80 : x
  2. Step 2: Convert to fraction form
    288,104.72/397,545.37 = 167,226.80/x
  3. Step 3: Cross multiply
    288,104.72x = 397,545.37 × 167,226.80
  4. Step 4: Simplify right side
    288,104.72x = 66,480,237,674.12
  5. Step 5: Solve for x
    x = 66,480,237,674.12/288,104.72
  6. Step 6: Final answer
    x = 230,750.26

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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.