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Finding the Fourth Proportional to 589,628.70, 884,443.05 and 366,408.90

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Solution

The fourth proportional to 589,628.70, 884,443.05 and 366,408.90 is: 549,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,628.70 : 884,443.05 = 366,408.90 : x
  2. Step 2: Convert to fraction form
    589,628.70/884,443.05 = 366,408.90/x
  3. Step 3: Cross multiply
    589,628.70x = 884,443.05 × 366,408.90
  4. Step 4: Simplify right side
    589,628.70x = 324,067,805,063.15
  5. Step 5: Solve for x
    x = 324,067,805,063.15/589,628.70
  6. Step 6: Final answer
    x = 549,613.35

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Double scale
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Similar ratio
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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.