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Finding the Fourth Proportional to 365,676.15, 548,182.08 and 165,887.80

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Solution

The fourth proportional to 365,676.15, 548,182.08 and 165,887.80 is: 248,681.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,676.15 : 548,182.08 = 165,887.80 : x
  2. Step 2: Convert to fraction form
    365,676.15/548,182.08 = 165,887.80/x
  3. Step 3: Cross multiply
    365,676.15x = 548,182.08 × 165,887.80
  4. Step 4: Simplify right side
    365,676.15x = 90,936,717,880.17
  5. Step 5: Solve for x
    x = 90,936,717,880.17/365,676.15
  6. Step 6: Final answer
    x = 248,681.02

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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.