Home / 735,940.56-1,104,339.18-309,445.52

Finding the Fourth Proportional to 735,940.56, 1,104,339.18 and 309,445.52

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Solution

The fourth proportional to 735,940.56, 1,104,339.18 and 309,445.52 is: 464,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,940.56 : 1,104,339.18 = 309,445.52 : x
  2. Step 2: Convert to fraction form
    735,940.56/1,104,339.18 = 309,445.52/x
  3. Step 3: Cross multiply
    735,940.56x = 1,104,339.18 × 309,445.52
  4. Step 4: Simplify right side
    735,940.56x = 341,732,811,811.47
  5. Step 5: Solve for x
    x = 341,732,811,811.47/735,940.56
  6. Step 6: Final answer
    x = 464,348.39

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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.