Home / 301,511.85-451,878.98-231,041.85

Finding the Fourth Proportional to 301,511.85, 451,878.98 and 231,041.85

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Solution

The fourth proportional to 301,511.85, 451,878.98 and 231,041.85 is: 346,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,511.85 : 451,878.98 = 231,041.85 : x
  2. Step 2: Convert to fraction form
    301,511.85/451,878.98 = 231,041.85/x
  3. Step 3: Cross multiply
    301,511.85x = 451,878.98 × 231,041.85
  4. Step 4: Simplify right side
    301,511.85x = 104,402,954,360.10
  5. Step 5: Solve for x
    x = 104,402,954,360.10/301,511.85
  6. Step 6: Final answer
    x = 346,264.85

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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.