Finding the Fourth Proportional to 694,948.98, 958,535.21 and 637,772.94
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Solution
The fourth proportional to 694,948.98, 958,535.21 and 637,772.94 is: 879,672.95
Step by Step Solution
- Step 1: Write the proportion equation
694,948.98 : 958,535.21 = 637,772.94 : x - Step 2: Convert to fraction form
694,948.98/958,535.21 = 637,772.94/x - Step 3: Cross multiply
694,948.98x = 958,535.21 × 637,772.94 - Step 4: Simplify right side
694,948.98x = 611,327,818,975.22 - Step 5: Solve for x
x = 611,327,818,975.22/694,948.98 - Step 6: Final answer
x = 879,672.95
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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.