Finding the Fourth Proportional to 697,982.97, 963,239.88 and 387,898.62
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Solution
The fourth proportional to 697,982.97, 963,239.88 and 387,898.62 is: 535,313.09
Step by Step Solution
- Step 1: Write the proportion equation
697,982.97 : 963,239.88 = 387,898.62 : x - Step 2: Convert to fraction form
697,982.97/963,239.88 = 387,898.62/x - Step 3: Cross multiply
697,982.97x = 963,239.88 × 387,898.62 - Step 4: Simplify right side
697,982.97x = 373,639,415,364.77 - Step 5: Solve for x
x = 373,639,415,364.77/697,982.97 - Step 6: Final answer
x = 535,313.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.