Finding the Fourth Proportional to 486,764.66, 728,954.67 and 402,006.26
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Solution
The fourth proportional to 486,764.66, 728,954.67 and 402,006.26 is: 602,024.68
Step by Step Solution
- Step 1: Write the proportion equation
486,764.66 : 728,954.67 = 402,006.26 : x - Step 2: Convert to fraction form
486,764.66/728,954.67 = 402,006.26/x - Step 3: Cross multiply
486,764.66x = 728,954.67 × 402,006.26 - Step 4: Simplify right side
486,764.66x = 293,044,340,596.23 - Step 5: Solve for x
x = 293,044,340,596.23/486,764.66 - Step 6: Final answer
x = 602,024.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.