Home / 838,267.44-1,156,835.16-456,319.68

Finding the Fourth Proportional to 838,267.44, 1,156,835.16 and 456,319.68

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Solution

The fourth proportional to 838,267.44, 1,156,835.16 and 456,319.68 is: 629,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,267.44 : 1,156,835.16 = 456,319.68 : x
  2. Step 2: Convert to fraction form
    838,267.44/1,156,835.16 = 456,319.68/x
  3. Step 3: Cross multiply
    838,267.44x = 1,156,835.16 × 456,319.68
  4. Step 4: Simplify right side
    838,267.44x = 527,886,650,023.95
  5. Step 5: Solve for x
    x = 527,886,650,023.95/838,267.44
  6. Step 6: Final answer
    x = 629,735.36

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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.