Home / 843,367.34-1,264,239.09-310,597.74

Finding the Fourth Proportional to 843,367.34, 1,264,239.09 and 310,597.74

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Solution

The fourth proportional to 843,367.34, 1,264,239.09 and 310,597.74 is: 465,597.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,367.34 : 1,264,239.09 = 310,597.74 : x
  2. Step 2: Convert to fraction form
    843,367.34/1,264,239.09 = 310,597.74/x
  3. Step 3: Cross multiply
    843,367.34x = 1,264,239.09 × 310,597.74
  4. Step 4: Simplify right side
    843,367.34x = 392,669,804,173.66
  5. Step 5: Solve for x
    x = 392,669,804,173.66/843,367.34
  6. Step 6: Final answer
    x = 465,597.59

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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.