Finding the Fourth Proportional to 778,560.72, 1,167,740.64 and 246,135.84
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Solution
The fourth proportional to 778,560.72, 1,167,740.64 and 246,135.84 is: 369,172.01
Step by Step Solution
- Step 1: Write the proportion equation
778,560.72 : 1,167,740.64 = 246,135.84 : x - Step 2: Convert to fraction form
778,560.72/1,167,740.64 = 246,135.84/x - Step 3: Cross multiply
778,560.72x = 1,167,740.64 × 246,135.84 - Step 4: Simplify right side
778,560.72x = 287,422,823,328.54 - Step 5: Solve for x
x = 287,422,823,328.54/778,560.72 - Step 6: Final answer
x = 369,172.01
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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.