Home / 451,826.04-677,718.56-199,038.98

Finding the Fourth Proportional to 451,826.04, 677,718.56 and 199,038.98

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Solution

The fourth proportional to 451,826.04, 677,718.56 and 199,038.98 is: 298,549.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,826.04 : 677,718.56 = 199,038.98 : x
  2. Step 2: Convert to fraction form
    451,826.04/677,718.56 = 199,038.98/x
  3. Step 3: Cross multiply
    451,826.04x = 677,718.56 × 199,038.98
  4. Step 4: Simplify right side
    451,826.04x = 134,892,410,909.47
  5. Step 5: Solve for x
    x = 134,892,410,909.47/451,826.04
  6. Step 6: Final answer
    x = 298,549.44

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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.