Finding the Fourth Proportional to 535,915.62, 803,261.88 and 215,862.53
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Solution
The fourth proportional to 535,915.62, 803,261.88 and 215,862.53 is: 323,547.46
Step by Step Solution
- Step 1: Write the proportion equation
535,915.62 : 803,261.88 = 215,862.53 : x - Step 2: Convert to fraction form
535,915.62/803,261.88 = 215,862.53/x - Step 3: Cross multiply
535,915.62x = 803,261.88 × 215,862.53 - Step 4: Simplify right side
535,915.62x = 173,394,137,653.05 - Step 5: Solve for x
x = 173,394,137,653.05/535,915.62 - Step 6: Final answer
x = 323,547.46
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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.