Finding the Fourth Proportional to 970,416.09, 1,339,179.68 and 562,759.97
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Solution
The fourth proportional to 970,416.09, 1,339,179.68 and 562,759.97 is: 776,611.93
Step by Step Solution
- Step 1: Write the proportion equation
970,416.09 : 1,339,179.68 = 562,759.97 : x - Step 2: Convert to fraction form
970,416.09/1,339,179.68 = 562,759.97/x - Step 3: Cross multiply
970,416.09x = 1,339,179.68 × 562,759.97 - Step 4: Simplify right side
970,416.09x = 753,636,711,252.41 - Step 5: Solve for x
x = 753,636,711,252.41/970,416.09 - Step 6: Final answer
x = 776,611.93
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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.