Home / 294,810.14-406,852.40-165,789.20

Finding the Fourth Proportional to 294,810.14, 406,852.40 and 165,789.20

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Solution

The fourth proportional to 294,810.14, 406,852.40 and 165,789.20 is: 228,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,810.14 : 406,852.40 = 165,789.20 : x
  2. Step 2: Convert to fraction form
    294,810.14/406,852.40 = 165,789.20/x
  3. Step 3: Cross multiply
    294,810.14x = 406,852.40 × 165,789.20
  4. Step 4: Simplify right side
    294,810.14x = 67,451,733,914.08
  5. Step 5: Solve for x
    x = 67,451,733,914.08/294,810.14
  6. Step 6: Final answer
    x = 228,797.20

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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.