Finding the Fourth Proportional to 857,345.20, 1,285,755.12 and 592,805.68
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Solution
The fourth proportional to 857,345.20, 1,285,755.12 and 592,805.68 is: 889,026.89
Step by Step Solution
- Step 1: Write the proportion equation
857,345.20 : 1,285,755.12 = 592,805.68 : x - Step 2: Convert to fraction form
857,345.20/1,285,755.12 = 592,805.68/x - Step 3: Cross multiply
857,345.20x = 1,285,755.12 × 592,805.68 - Step 4: Simplify right side
857,345.20x = 762,202,938,225.08 - Step 5: Solve for x
x = 762,202,938,225.08/857,345.20 - Step 6: Final answer
x = 889,026.89
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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.