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Finding the Fourth Proportional to 365,184.48, 547,374.72 and 238,772.64

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Solution

The fourth proportional to 365,184.48, 547,374.72 and 238,772.64 is: 357,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,184.48 : 547,374.72 = 238,772.64 : x
  2. Step 2: Convert to fraction form
    365,184.48/547,374.72 = 238,772.64/x
  3. Step 3: Cross multiply
    365,184.48x = 547,374.72 × 238,772.64
  4. Step 4: Simplify right side
    365,184.48x = 130,698,106,963.66
  5. Step 5: Solve for x
    x = 130,698,106,963.66/365,184.48
  6. Step 6: Final answer
    x = 357,896.12

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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.