Home / 798,467.31-1,101,903.76-435,893.89

Finding the Fourth Proportional to 798,467.31, 1,101,903.76 and 435,893.89

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Solution

The fourth proportional to 798,467.31, 1,101,903.76 and 435,893.89 is: 601,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,467.31 : 1,101,903.76 = 435,893.89 : x
  2. Step 2: Convert to fraction form
    798,467.31/1,101,903.76 = 435,893.89/x
  3. Step 3: Cross multiply
    798,467.31x = 1,101,903.76 × 435,893.89
  4. Step 4: Simplify right side
    798,467.31x = 480,313,116,352.03
  5. Step 5: Solve for x
    x = 480,313,116,352.03/798,467.31
  6. Step 6: Final answer
    x = 601,543.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.