Home / 735,940.98-1,104,339.75-309,445.91

Finding the Fourth Proportional to 735,940.98, 1,104,339.75 and 309,445.91

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Solution

The fourth proportional to 735,940.98, 1,104,339.75 and 309,445.91 is: 464,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,940.98 : 1,104,339.75 = 309,445.91 : x
  2. Step 2: Convert to fraction form
    735,940.98/1,104,339.75 = 309,445.91/x
  3. Step 3: Cross multiply
    735,940.98x = 1,104,339.75 × 309,445.91
  4. Step 4: Simplify right side
    735,940.98x = 341,733,413,366.22
  5. Step 5: Solve for x
    x = 341,733,413,366.22/735,940.98
  6. Step 6: Final answer
    x = 464,348.94

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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.