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Finding the Fourth Proportional to 608,184.72, 839,270.16 and 336,235.32

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Solution

The fourth proportional to 608,184.72, 839,270.16 and 336,235.32 is: 463,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,184.72 : 839,270.16 = 336,235.32 : x
  2. Step 2: Convert to fraction form
    608,184.72/839,270.16 = 336,235.32/x
  3. Step 3: Cross multiply
    608,184.72x = 839,270.16 × 336,235.32
  4. Step 4: Simplify right side
    608,184.72x = 282,192,270,814.05
  5. Step 5: Solve for x
    x = 282,192,270,814.05/608,184.72
  6. Step 6: Final answer
    x = 463,991.06

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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.