Home / 805,124.60-1,206,650.10-383,492.60

Finding the Fourth Proportional to 805,124.60, 1,206,650.10 and 383,492.60

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Solution

The fourth proportional to 805,124.60, 1,206,650.10 and 383,492.60 is: 574,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,124.60 : 1,206,650.10 = 383,492.60 : x
  2. Step 2: Convert to fraction form
    805,124.60/1,206,650.10 = 383,492.60/x
  3. Step 3: Cross multiply
    805,124.60x = 1,206,650.10 × 383,492.60
  4. Step 4: Simplify right side
    805,124.60x = 462,741,384,139.26
  5. Step 5: Solve for x
    x = 462,741,384,139.26/805,124.60
  6. Step 6: Final answer
    x = 574,745.06

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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.