Finding the Fourth Proportional to 702,195.49, 970,021.79 and 558,772.03
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Solution
The fourth proportional to 702,195.49, 970,021.79 and 558,772.03 is: 771,894.80
Step by Step Solution
- Step 1: Write the proportion equation
702,195.49 : 970,021.79 = 558,772.03 : x - Step 2: Convert to fraction form
702,195.49/970,021.79 = 558,772.03/x - Step 3: Cross multiply
702,195.49x = 970,021.79 × 558,772.03 - Step 4: Simplify right side
702,195.49x = 542,021,044,742.53 - Step 5: Solve for x
x = 542,021,044,742.53/702,195.49 - Step 6: Final answer
x = 771,894.80
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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.