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Finding the Fourth Proportional to 367,358.40, 549,986.40 and 226,166.40

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Solution

The fourth proportional to 367,358.40, 549,986.40 and 226,166.40 is: 338,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,358.40 : 549,986.40 = 226,166.40 : x
  2. Step 2: Convert to fraction form
    367,358.40/549,986.40 = 226,166.40/x
  3. Step 3: Cross multiply
    367,358.40x = 549,986.40 × 226,166.40
  4. Step 4: Simplify right side
    367,358.40x = 124,388,444,136.96
  5. Step 5: Solve for x
    x = 124,388,444,136.96/367,358.40
  6. Step 6: Final answer
    x = 338,602.42

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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.