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Finding the Fourth Proportional to 456,304.13, 629,683.83 and 262,705.42

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Solution

The fourth proportional to 456,304.13, 629,683.83 and 262,705.42 is: 362,524.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,304.13 : 629,683.83 = 262,705.42 : x
  2. Step 2: Convert to fraction form
    456,304.13/629,683.83 = 262,705.42/x
  3. Step 3: Cross multiply
    456,304.13x = 629,683.83 × 262,705.42
  4. Step 4: Simplify right side
    456,304.13x = 165,421,353,453.15
  5. Step 5: Solve for x
    x = 165,421,353,453.15/456,304.13
  6. Step 6: Final answer
    x = 362,524.34

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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.