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Finding the Fourth Proportional to 254,644.08, 380,096.94 and 235,878

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Solution

The fourth proportional to 254,644.08, 380,096.94 and 235,878 is: 352,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,644.08 : 380,096.94 = 235,878 : x
  2. Step 2: Convert to fraction form
    254,644.08/380,096.94 = 235,878/x
  3. Step 3: Cross multiply
    254,644.08x = 380,096.94 × 235,878
  4. Step 4: Simplify right side
    254,644.08x = 89,656,506,013.32
  5. Step 5: Solve for x
    x = 89,656,506,013.32/254,644.08
  6. Step 6: Final answer
    x = 352,085.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.