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Finding the Fourth Proportional to 608,261.96, 839,342.30 and 336,292.64

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Solution

The fourth proportional to 608,261.96, 839,342.30 and 336,292.64 is: 464,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,261.96 : 839,342.30 = 336,292.64 : x
  2. Step 2: Convert to fraction form
    608,261.96/839,342.30 = 336,292.64/x
  3. Step 3: Cross multiply
    608,261.96x = 839,342.30 × 336,292.64
  4. Step 4: Simplify right side
    608,261.96x = 282,264,637,930.67
  5. Step 5: Solve for x
    x = 282,264,637,930.67/608,261.96
  6. Step 6: Final answer
    x = 464,051.11

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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.