Finding the Fourth Proportional to 608,625.26, 839,927.58 and 336,688.46
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Solution
The fourth proportional to 608,625.26, 839,927.58 and 336,688.46 is: 464,643.75
Step by Step Solution
- Step 1: Write the proportion equation
608,625.26 : 839,927.58 = 336,688.46 : x - Step 2: Convert to fraction form
608,625.26/839,927.58 = 336,688.46/x - Step 3: Cross multiply
608,625.26x = 839,927.58 × 336,688.46 - Step 4: Simplify right side
608,625.26x = 282,793,923,421.73 - Step 5: Solve for x
x = 282,793,923,421.73/608,625.26 - Step 6: Final answer
x = 464,643.75
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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.