Home / 798,566.07-1,102,015.49-435,989.91

Finding the Fourth Proportional to 798,566.07, 1,102,015.49 and 435,989.91

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Solution

The fourth proportional to 798,566.07, 1,102,015.49 and 435,989.91 is: 601,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,566.07 : 1,102,015.49 = 435,989.91 : x
  2. Step 2: Convert to fraction form
    798,566.07/1,102,015.49 = 435,989.91/x
  3. Step 3: Cross multiply
    798,566.07x = 1,102,015.49 × 435,989.91
  4. Step 4: Simplify right side
    798,566.07x = 480,467,632,123.76
  5. Step 5: Solve for x
    x = 480,467,632,123.76/798,566.07
  6. Step 6: Final answer
    x = 601,662.97

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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.