Home / 876,455.63-1,314,853.85-336,672.44

Finding the Fourth Proportional to 876,455.63, 1,314,853.85 and 336,672.44

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Solution

The fourth proportional to 876,455.63, 1,314,853.85 and 336,672.44 is: 505,074.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,455.63 : 1,314,853.85 = 336,672.44 : x
  2. Step 2: Convert to fraction form
    876,455.63/1,314,853.85 = 336,672.44/x
  3. Step 3: Cross multiply
    876,455.63x = 1,314,853.85 × 336,672.44
  4. Step 4: Simplify right side
    876,455.63x = 442,675,053,922.89
  5. Step 5: Solve for x
    x = 442,675,053,922.89/876,455.63
  6. Step 6: Final answer
    x = 505,074.12

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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.