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Finding the Fourth Proportional to 254,030.60, 380,968.07 and 175,648.52

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Solution

The fourth proportional to 254,030.60, 380,968.07 and 175,648.52 is: 263,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,030.60 : 380,968.07 = 175,648.52 : x
  2. Step 2: Convert to fraction form
    254,030.60/380,968.07 = 175,648.52/x
  3. Step 3: Cross multiply
    254,030.60x = 380,968.07 × 175,648.52
  4. Step 4: Simplify right side
    254,030.60x = 66,916,474,879.67
  5. Step 5: Solve for x
    x = 66,916,474,879.67/254,030.60
  6. Step 6: Final answer
    x = 263,418.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.