Home / 352,300.80-528,451.20-226,329.60

Finding the Fourth Proportional to 352,300.80, 528,451.20 and 226,329.60

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Solution

The fourth proportional to 352,300.80, 528,451.20 and 226,329.60 is: 339,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,300.80 : 528,451.20 = 226,329.60 : x
  2. Step 2: Convert to fraction form
    352,300.80/528,451.20 = 226,329.60/x
  3. Step 3: Cross multiply
    352,300.80x = 528,451.20 × 226,329.60
  4. Step 4: Simplify right side
    352,300.80x = 119,604,148,715.52
  5. Step 5: Solve for x
    x = 119,604,148,715.52/352,300.80
  6. Step 6: Final answer
    x = 339,494.40

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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.