Home / 376,741.08-519,893.67-215,585.85

Finding the Fourth Proportional to 376,741.08, 519,893.67 and 215,585.85

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Solution

The fourth proportional to 376,741.08, 519,893.67 and 215,585.85 is: 297,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,741.08 : 519,893.67 = 215,585.85 : x
  2. Step 2: Convert to fraction form
    376,741.08/519,893.67 = 215,585.85/x
  3. Step 3: Cross multiply
    376,741.08x = 519,893.67 × 215,585.85
  4. Step 4: Simplify right side
    376,741.08x = 112,081,718,756.57
  5. Step 5: Solve for x
    x = 112,081,718,756.57/376,741.08
  6. Step 6: Final answer
    x = 297,503.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.