Home / 798,235.72-1,101,556.67-435,656.63

Finding the Fourth Proportional to 798,235.72, 1,101,556.67 and 435,656.63

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Solution

The fourth proportional to 798,235.72, 1,101,556.67 and 435,656.63 is: 601,201.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,235.72 : 1,101,556.67 = 435,656.63 : x
  2. Step 2: Convert to fraction form
    798,235.72/1,101,556.67 = 435,656.63/x
  3. Step 3: Cross multiply
    798,235.72x = 1,101,556.67 × 435,656.63
  4. Step 4: Simplify right side
    798,235.72x = 479,900,467,181.83
  5. Step 5: Solve for x
    x = 479,900,467,181.83/798,235.72
  6. Step 6: Final answer
    x = 601,201.45

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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.