Home / 346,029.44-518,314.55-219,603.02

Finding the Fourth Proportional to 346,029.44, 518,314.55 and 219,603.02

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Solution

The fourth proportional to 346,029.44, 518,314.55 and 219,603.02 is: 328,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,029.44 : 518,314.55 = 219,603.02 : x
  2. Step 2: Convert to fraction form
    346,029.44/518,314.55 = 219,603.02/x
  3. Step 3: Cross multiply
    346,029.44x = 518,314.55 × 219,603.02
  4. Step 4: Simplify right side
    346,029.44x = 113,823,436,800.35
  5. Step 5: Solve for x
    x = 113,823,436,800.35/346,029.44
  6. Step 6: Final answer
    x = 328,941.49

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1.5x scale

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.