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Finding the Fourth Proportional to 564,644.85, 778,867.49 and 335,050.83

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Solution

The fourth proportional to 564,644.85, 778,867.49 and 335,050.83 is: 462,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,644.85 : 778,867.49 = 335,050.83 : x
  2. Step 2: Convert to fraction form
    564,644.85/778,867.49 = 335,050.83/x
  3. Step 3: Cross multiply
    564,644.85x = 778,867.49 × 335,050.83
  4. Step 4: Simplify right side
    564,644.85x = 260,960,197,309.26
  5. Step 5: Solve for x
    x = 260,960,197,309.26/564,644.85
  6. Step 6: Final answer
    x = 462,166.97

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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.