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Finding the Fourth Proportional to 297,635.77, 410,653.96 and 282,676.69

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Solution

The fourth proportional to 297,635.77, 410,653.96 and 282,676.69 is: 390,014.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,635.77 : 410,653.96 = 282,676.69 : x
  2. Step 2: Convert to fraction form
    297,635.77/410,653.96 = 282,676.69/x
  3. Step 3: Cross multiply
    297,635.77x = 410,653.96 × 282,676.69
  4. Step 4: Simplify right side
    297,635.77x = 116,082,302,148.19
  5. Step 5: Solve for x
    x = 116,082,302,148.19/297,635.77
  6. Step 6: Final answer
    x = 390,014.62

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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.