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Finding the Fourth Proportional to 370,324, 555,512 and 148,708

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Solution

The fourth proportional to 370,324, 555,512 and 148,708 is: 223,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,324 : 555,512 = 148,708 : x
  2. Step 2: Convert to fraction form
    370,324/555,512 = 148,708/x
  3. Step 3: Cross multiply
    370,324x = 555,512 × 148,708
  4. Step 4: Simplify right side
    370,324x = 82,609,078,496
  5. Step 5: Solve for x
    x = 82,609,078,496/370,324
  6. Step 6: Final answer
    x = 223,072.44

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