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Finding the Fourth Proportional to 565,346.67, 847,645.12 and 205,474.79

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Solution

The fourth proportional to 565,346.67, 847,645.12 and 205,474.79 is: 308,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,346.67 : 847,645.12 = 205,474.79 : x
  2. Step 2: Convert to fraction form
    565,346.67/847,645.12 = 205,474.79/x
  3. Step 3: Cross multiply
    565,346.67x = 847,645.12 × 205,474.79
  4. Step 4: Simplify right side
    565,346.67x = 174,169,703,026.53
  5. Step 5: Solve for x
    x = 174,169,703,026.53/565,346.67
  6. Step 6: Final answer
    x = 308,075.93

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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.