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Finding the Fourth Proportional to 313,466.78, 432,592.74 and 184,414.34

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Solution

The fourth proportional to 313,466.78, 432,592.74 and 184,414.34 is: 254,496.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,466.78 : 432,592.74 = 184,414.34 : x
  2. Step 2: Convert to fraction form
    313,466.78/432,592.74 = 184,414.34/x
  3. Step 3: Cross multiply
    313,466.78x = 432,592.74 × 184,414.34
  4. Step 4: Simplify right side
    313,466.78x = 79,776,304,635.89
  5. Step 5: Solve for x
    x = 79,776,304,635.89/313,466.78
  6. Step 6: Final answer
    x = 254,496.84

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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.