Finding the Fourth Proportional to 621,898.88, 932,449.26 and 297,553.28
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Solution
The fourth proportional to 621,898.88, 932,449.26 and 297,553.28 is: 446,138.99
Step by Step Solution
- Step 1: Write the proportion equation
621,898.88 : 932,449.26 = 297,553.28 : x - Step 2: Convert to fraction form
621,898.88/932,449.26 = 297,553.28/x - Step 3: Cross multiply
621,898.88x = 932,449.26 × 297,553.28 - Step 4: Simplify right side
621,898.88x = 277,453,335,746.57 - Step 5: Solve for x
x = 277,453,335,746.57/621,898.88 - Step 6: Final answer
x = 446,138.99
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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.