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Finding the Fourth Proportional to 594,779.79, 820,796.31 and 322,847.67

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Solution

The fourth proportional to 594,779.79, 820,796.31 and 322,847.67 is: 445,529.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,779.79 : 820,796.31 = 322,847.67 : x
  2. Step 2: Convert to fraction form
    594,779.79/820,796.31 = 322,847.67/x
  3. Step 3: Cross multiply
    594,779.79x = 820,796.31 × 322,847.67
  4. Step 4: Simplify right side
    594,779.79x = 264,992,176,228.10
  5. Step 5: Solve for x
    x = 264,992,176,228.10/594,779.79
  6. Step 6: Final answer
    x = 445,529.89

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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.