Home / 826,074.54-1,238,613.30-370,582.74

Finding the Fourth Proportional to 826,074.54, 1,238,613.30 and 370,582.74

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Solution

The fourth proportional to 826,074.54, 1,238,613.30 and 370,582.74 is: 555,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,074.54 : 1,238,613.30 = 370,582.74 : x
  2. Step 2: Convert to fraction form
    826,074.54/1,238,613.30 = 370,582.74/x
  3. Step 3: Cross multiply
    826,074.54x = 1,238,613.30 × 370,582.74
  4. Step 4: Simplify right side
    826,074.54x = 459,008,710,514.44
  5. Step 5: Solve for x
    x = 459,008,710,514.44/826,074.54
  6. Step 6: Final answer
    x = 555,650.47

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Double scale
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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.