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Finding the Fourth Proportional to 434,860.62, 600,173.28 and 265,193.16

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Solution

The fourth proportional to 434,860.62, 600,173.28 and 265,193.16 is: 366,006.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,860.62 : 600,173.28 = 265,193.16 : x
  2. Step 2: Convert to fraction form
    434,860.62/600,173.28 = 265,193.16/x
  3. Step 3: Cross multiply
    434,860.62x = 600,173.28 × 265,193.16
  4. Step 4: Simplify right side
    434,860.62x = 159,161,848,670.77
  5. Step 5: Solve for x
    x = 159,161,848,670.77/434,860.62
  6. Step 6: Final answer
    x = 366,006.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.