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Finding the Fourth Proportional to 377,539.44, 565,915.49 and 153,054.82

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Solution

The fourth proportional to 377,539.44, 565,915.49 and 153,054.82 is: 229,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,539.44 : 565,915.49 = 153,054.82 : x
  2. Step 2: Convert to fraction form
    377,539.44/565,915.49 = 153,054.82/x
  3. Step 3: Cross multiply
    377,539.44x = 565,915.49 × 153,054.82
  4. Step 4: Simplify right side
    377,539.44x = 86,616,093,457.16
  5. Step 5: Solve for x
    x = 86,616,093,457.16/377,539.44
  6. Step 6: Final answer
    x = 229,422.64

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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.