Home / 288,575.32-398,273.50-166,065.19

Finding the Fourth Proportional to 288,575.32, 398,273.50 and 166,065.19

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Solution

The fourth proportional to 288,575.32, 398,273.50 and 166,065.19 is: 229,192.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,575.32 : 398,273.50 = 166,065.19 : x
  2. Step 2: Convert to fraction form
    288,575.32/398,273.50 = 166,065.19/x
  3. Step 3: Cross multiply
    288,575.32x = 398,273.50 × 166,065.19
  4. Step 4: Simplify right side
    288,575.32x = 66,139,364,076.53
  5. Step 5: Solve for x
    x = 66,139,364,076.53/288,575.32
  6. Step 6: Final answer
    x = 229,192.72

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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.