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Finding the Fourth Proportional to 333,647.82, 458,940.78 and 292,609.98

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Solution

The fourth proportional to 333,647.82, 458,940.78 and 292,609.98 is: 402,492.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,647.82 : 458,940.78 = 292,609.98 : x
  2. Step 2: Convert to fraction form
    333,647.82/458,940.78 = 292,609.98/x
  3. Step 3: Cross multiply
    333,647.82x = 458,940.78 × 292,609.98
  4. Step 4: Simplify right side
    333,647.82x = 134,290,652,456.98
  5. Step 5: Solve for x
    x = 134,290,652,456.98/333,647.82
  6. Step 6: Final answer
    x = 402,492.22

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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.