Finding the Third Proportional to 473,745.19 and 728,915.53
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Solution
The third proportional to 473,745.19 and 728,915.53 is: 1,121,526.65
Step by Step Solution
- Step 1: Write the proportion equation
473,745.19 : 728,915.53 = 728,915.53 : x - Step 2: Convert to fraction form
473,745.19/728,915.53 = 728,915.53/x - Step 3: Cross multiply
473,745.19x = 728,915.53 × 728,915.53 - Step 4: Simplify right side
473,745.19x = 531,317,851,697.47 - Step 5: Solve for x
x = 531,317,851,697.47/473,745.19 - Step 6: Final answer
x = 1,121,526.65
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.