Home / 288,032.37-397,421.04-167,103.61

Finding the Fourth Proportional to 288,032.37, 397,421.04 and 167,103.61

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Solution

The fourth proportional to 288,032.37, 397,421.04 and 167,103.61 is: 230,566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,032.37 : 397,421.04 = 167,103.61 : x
  2. Step 2: Convert to fraction form
    288,032.37/397,421.04 = 167,103.61/x
  3. Step 3: Cross multiply
    288,032.37x = 397,421.04 × 167,103.61
  4. Step 4: Simplify right side
    288,032.37x = 66,410,490,473.95
  5. Step 5: Solve for x
    x = 66,410,490,473.95/288,032.37
  6. Step 6: Final answer
    x = 230,566.07

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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.