Finding the Fourth Proportional to 896,691.12, 1,237,442.04 and 494,297.52
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Solution
The fourth proportional to 896,691.12, 1,237,442.04 and 494,297.52 is: 682,135.15
Step by Step Solution
- Step 1: Write the proportion equation
896,691.12 : 1,237,442.04 = 494,297.52 : x - Step 2: Convert to fraction form
896,691.12/1,237,442.04 = 494,297.52/x - Step 3: Cross multiply
896,691.12x = 1,237,442.04 × 494,297.52 - Step 4: Simplify right side
896,691.12x = 611,664,531,515.74 - Step 5: Solve for x
x = 611,664,531,515.74/896,691.12 - Step 6: Final answer
x = 682,135.15
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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.