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Finding the Fourth Proportional to 294,497.56, 441,125.70 and 134,708.05

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Solution

The fourth proportional to 294,497.56, 441,125.70 and 134,708.05 is: 201,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,497.56 : 441,125.70 = 134,708.05 : x
  2. Step 2: Convert to fraction form
    294,497.56/441,125.70 = 134,708.05/x
  3. Step 3: Cross multiply
    294,497.56x = 441,125.70 × 134,708.05
  4. Step 4: Simplify right side
    294,497.56x = 59,423,182,851.89
  5. Step 5: Solve for x
    x = 59,423,182,851.89/294,497.56
  6. Step 6: Final answer
    x = 201,778.18

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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.