Home / 294,819.90-406,865.86-165,798.96

Finding the Fourth Proportional to 294,819.90, 406,865.86 and 165,798.96

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Solution

The fourth proportional to 294,819.90, 406,865.86 and 165,798.96 is: 228,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,819.90 : 406,865.86 = 165,798.96 : x
  2. Step 2: Convert to fraction form
    294,819.90/406,865.86 = 165,798.96/x
  3. Step 3: Cross multiply
    294,819.90x = 406,865.86 × 165,798.96
  4. Step 4: Simplify right side
    294,819.90x = 67,457,936,447.51
  5. Step 5: Solve for x
    x = 67,457,936,447.51/294,819.90
  6. Step 6: Final answer
    x = 228,810.66

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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.