Finding the Fourth Proportional to 453,862.24, 680,892.16 and 138,310.56
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Solution
The fourth proportional to 453,862.24, 680,892.16 and 138,310.56 is: 207,495.95
Step by Step Solution
- Step 1: Write the proportion equation
453,862.24 : 680,892.16 = 138,310.56 : x - Step 2: Convert to fraction form
453,862.24/680,892.16 = 138,310.56/x - Step 3: Cross multiply
453,862.24x = 680,892.16 × 138,310.56 - Step 4: Simplify right side
453,862.24x = 94,174,575,949.21 - Step 5: Solve for x
x = 94,174,575,949.21/453,862.24 - Step 6: Final answer
x = 207,495.95
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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.