Home / 366,316.55-505,626.57-223,147.34

Finding the Fourth Proportional to 366,316.55, 505,626.57 and 223,147.34

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Solution

The fourth proportional to 366,316.55, 505,626.57 and 223,147.34 is: 308,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,316.55 : 505,626.57 = 223,147.34 : x
  2. Step 2: Convert to fraction form
    366,316.55/505,626.57 = 223,147.34/x
  3. Step 3: Cross multiply
    366,316.55x = 505,626.57 × 223,147.34
  4. Step 4: Simplify right side
    366,316.55x = 112,829,221,600.69
  5. Step 5: Solve for x
    x = 112,829,221,600.69/366,316.55
  6. Step 6: Final answer
    x = 308,010.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.