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Finding the Fourth Proportional to 365,653.59, 548,549.01 and 165,988.05

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Solution

The fourth proportional to 365,653.59, 548,549.01 and 165,988.05 is: 249,013.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,653.59 : 548,549.01 = 165,988.05 : x
  2. Step 2: Convert to fraction form
    365,653.59/548,549.01 = 165,988.05/x
  3. Step 3: Cross multiply
    365,653.59x = 548,549.01 × 165,988.05
  4. Step 4: Simplify right side
    365,653.59x = 91,052,580,499.33
  5. Step 5: Solve for x
    x = 91,052,580,499.33/365,653.59
  6. Step 6: Final answer
    x = 249,013.23

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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.