Home / 346,689.09-519,676.83-168,976.26

Finding the Fourth Proportional to 346,689.09, 519,676.83 and 168,976.26

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Solution

The fourth proportional to 346,689.09, 519,676.83 and 168,976.26 is: 253,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,689.09 : 519,676.83 = 168,976.26 : x
  2. Step 2: Convert to fraction form
    346,689.09/519,676.83 = 168,976.26/x
  3. Step 3: Cross multiply
    346,689.09x = 519,676.83 × 168,976.26
  4. Step 4: Simplify right side
    346,689.09x = 87,813,047,142.06
  5. Step 5: Solve for x
    x = 87,813,047,142.06/346,689.09
  6. Step 6: Final answer
    x = 253,290.48

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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.