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Finding the Fourth Proportional to 588,745.70, 883,118.55 and 214,720.10

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Solution

The fourth proportional to 588,745.70, 883,118.55 and 214,720.10 is: 322,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,745.70 : 883,118.55 = 214,720.10 : x
  2. Step 2: Convert to fraction form
    588,745.70/883,118.55 = 214,720.10/x
  3. Step 3: Cross multiply
    588,745.70x = 883,118.55 × 214,720.10
  4. Step 4: Simplify right side
    588,745.70x = 189,623,303,367.86
  5. Step 5: Solve for x
    x = 189,623,303,367.86/588,745.70
  6. Step 6: Final answer
    x = 322,080.15

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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.