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Finding the Fourth Proportional to 288,216.00, 397,707.85 and 167,333.67

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Solution

The fourth proportional to 288,216.00, 397,707.85 and 167,333.67 is: 230,902.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,216.00 : 397,707.85 = 167,333.67 : x
  2. Step 2: Convert to fraction form
    288,216.00/397,707.85 = 167,333.67/x
  3. Step 3: Cross multiply
    288,216.00x = 397,707.85 × 167,333.67
  4. Step 4: Simplify right side
    288,216.00x = 66,549,914,985.40
  5. Step 5: Solve for x
    x = 66,549,914,985.40/288,216.00
  6. Step 6: Final answer
    x = 230,902.92

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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.