Home / 294,518.90-441,778.35-274,690.10

Finding the Fourth Proportional to 294,518.90, 441,778.35 and 274,690.10

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Solution

The fourth proportional to 294,518.90, 441,778.35 and 274,690.10 is: 412,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,518.90 : 441,778.35 = 274,690.10 : x
  2. Step 2: Convert to fraction form
    294,518.90/441,778.35 = 274,690.10/x
  3. Step 3: Cross multiply
    294,518.90x = 441,778.35 × 274,690.10
  4. Step 4: Simplify right side
    294,518.90x = 121,352,139,139.34
  5. Step 5: Solve for x
    x = 121,352,139,139.34/294,518.90
  6. Step 6: Final answer
    x = 412,035.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.