Finding the Fourth Proportional to 847,226.19, 1,270,570.08 and 278,476.05
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Solution
The fourth proportional to 847,226.19, 1,270,570.08 and 278,476.05 is: 417,625.59
Step by Step Solution
- Step 1: Write the proportion equation
847,226.19 : 1,270,570.08 = 278,476.05 : x - Step 2: Convert to fraction form
847,226.19/1,270,570.08 = 278,476.05/x - Step 3: Cross multiply
847,226.19x = 1,270,570.08 × 278,476.05 - Step 4: Simplify right side
847,226.19x = 353,823,337,126.58 - Step 5: Solve for x
x = 353,823,337,126.58/847,226.19 - Step 6: Final answer
x = 417,625.59
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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.