Home / 1,045,640.40-1,568,679.30-335,740.20

Finding the Fourth Proportional to 1,045,640.40, 1,568,679.30 and 335,740.20

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Solution

The fourth proportional to 1,045,640.40, 1,568,679.30 and 335,740.20 is: 503,680.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,640.40 : 1,568,679.30 = 335,740.20 : x
  2. Step 2: Convert to fraction form
    1,045,640.40/1,568,679.30 = 335,740.20/x
  3. Step 3: Cross multiply
    1,045,640.40x = 1,568,679.30 × 335,740.20
  4. Step 4: Simplify right side
    1,045,640.40x = 526,668,701,917.86
  5. Step 5: Solve for x
    x = 526,668,701,917.86/1,045,640.40
  6. Step 6: Final answer
    x = 503,680.52

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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.