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Finding the Fourth Proportional to 350,798.12, 484,263.33 and 205,583.84

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Solution

The fourth proportional to 350,798.12, 484,263.33 and 205,583.84 is: 283,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,798.12 : 484,263.33 = 205,583.84 : x
  2. Step 2: Convert to fraction form
    350,798.12/484,263.33 = 205,583.84/x
  3. Step 3: Cross multiply
    350,798.12x = 484,263.33 × 205,583.84
  4. Step 4: Simplify right side
    350,798.12x = 99,556,714,952.59
  5. Step 5: Solve for x
    x = 99,556,714,952.59/350,798.12
  6. Step 6: Final answer
    x = 283,800.59

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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.