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Finding the Fourth Proportional to 336,308.80, 464,083.68 and 193,048.96

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Solution

The fourth proportional to 336,308.80, 464,083.68 and 193,048.96 is: 266,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,308.80 : 464,083.68 = 193,048.96 : x
  2. Step 2: Convert to fraction form
    336,308.80/464,083.68 = 193,048.96/x
  3. Step 3: Cross multiply
    336,308.80x = 464,083.68 × 193,048.96
  4. Step 4: Simplify right side
    336,308.80x = 89,590,871,776.97
  5. Step 5: Solve for x
    x = 89,590,871,776.97/336,308.80
  6. Step 6: Final answer
    x = 266,394.67

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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.