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Finding the Fourth Proportional to 367,313.08, 550,968.72 and 207,316.48

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Solution

The fourth proportional to 367,313.08, 550,968.72 and 207,316.48 is: 310,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,313.08 : 550,968.72 = 207,316.48 : x
  2. Step 2: Convert to fraction form
    367,313.08/550,968.72 = 207,316.48/x
  3. Step 3: Cross multiply
    367,313.08x = 550,968.72 × 207,316.48
  4. Step 4: Simplify right side
    367,313.08x = 114,224,895,620.51
  5. Step 5: Solve for x
    x = 114,224,895,620.51/367,313.08
  6. Step 6: Final answer
    x = 310,974.21

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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.