Home / 880,021.52-1,214,429.44-477,613.52

Finding the Fourth Proportional to 880,021.52, 1,214,429.44 and 477,613.52

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Solution

The fourth proportional to 880,021.52, 1,214,429.44 and 477,613.52 is: 659,106.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,021.52 : 1,214,429.44 = 477,613.52 : x
  2. Step 2: Convert to fraction form
    880,021.52/1,214,429.44 = 477,613.52/x
  3. Step 3: Cross multiply
    880,021.52x = 1,214,429.44 × 477,613.52
  4. Step 4: Simplify right side
    880,021.52x = 580,027,919,630.03
  5. Step 5: Solve for x
    x = 580,027,919,630.03/880,021.52
  6. Step 6: Final answer
    x = 659,106.52

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Double scale
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1.5x scale

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.