Finding the Fourth Proportional to 853,616.07, 1,281,335.65 and 367,539.01
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Solution
The fourth proportional to 853,616.07, 1,281,335.65 and 367,539.01 is: 551,700.99
Step by Step Solution
- Step 1: Write the proportion equation
853,616.07 : 1,281,335.65 = 367,539.01 : x - Step 2: Convert to fraction form
853,616.07/1,281,335.65 = 367,539.01/x - Step 3: Cross multiply
853,616.07x = 1,281,335.65 × 367,539.01 - Step 4: Simplify right side
853,616.07x = 470,940,828,953.18 - Step 5: Solve for x
x = 470,940,828,953.18/853,616.07 - Step 6: Final answer
x = 551,700.99
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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.