Home / 775,537.74-1,070,291.34-436,027.86

Finding the Fourth Proportional to 775,537.74, 1,070,291.34 and 436,027.86

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Solution

The fourth proportional to 775,537.74, 1,070,291.34 and 436,027.86 is: 601,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,537.74 : 1,070,291.34 = 436,027.86 : x
  2. Step 2: Convert to fraction form
    775,537.74/1,070,291.34 = 436,027.86/x
  3. Step 3: Cross multiply
    775,537.74x = 1,070,291.34 × 436,027.86
  4. Step 4: Simplify right side
    775,537.74x = 466,676,842,556.73
  5. Step 5: Solve for x
    x = 466,676,842,556.73/775,537.74
  6. Step 6: Final answer
    x = 601,746.14

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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.