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Finding the Fourth Proportional to 794,877.63, 1,192,635 and 289,473.77

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Solution

The fourth proportional to 794,877.63, 1,192,635 and 289,473.77 is: 434,326.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,877.63 : 1,192,635 = 289,473.77 : x
  2. Step 2: Convert to fraction form
    794,877.63/1,192,635 = 289,473.77/x
  3. Step 3: Cross multiply
    794,877.63x = 1,192,635 × 289,473.77
  4. Step 4: Simplify right side
    794,877.63x = 345,236,549,683.95
  5. Step 5: Solve for x
    x = 345,236,549,683.95/794,877.63
  6. Step 6: Final answer
    x = 434,326.66

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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.