Home / 910,745.45-1,366,183.77-349,779.95

Finding the Fourth Proportional to 910,745.45, 1,366,183.77 and 349,779.95

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Solution

The fourth proportional to 910,745.45, 1,366,183.77 and 349,779.95 is: 524,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,745.45 : 1,366,183.77 = 349,779.95 : x
  2. Step 2: Convert to fraction form
    910,745.45/1,366,183.77 = 349,779.95/x
  3. Step 3: Cross multiply
    910,745.45x = 1,366,183.77 × 349,779.95
  4. Step 4: Simplify right side
    910,745.45x = 477,863,683,930.49
  5. Step 5: Solve for x
    x = 477,863,683,930.49/910,745.45
  6. Step 6: Final answer
    x = 524,695.11

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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.