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Finding the Fourth Proportional to 472,674.15, 708,419.93 and 236,082.87

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Solution

The fourth proportional to 472,674.15, 708,419.93 and 236,082.87 is: 353,828.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,674.15 : 708,419.93 = 236,082.87 : x
  2. Step 2: Convert to fraction form
    472,674.15/708,419.93 = 236,082.87/x
  3. Step 3: Cross multiply
    472,674.15x = 708,419.93 × 236,082.87
  4. Step 4: Simplify right side
    472,674.15x = 167,245,809,059.19
  5. Step 5: Solve for x
    x = 167,245,809,059.19/472,674.15
  6. Step 6: Final answer
    x = 353,828.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.