Finding the Fourth Proportional to 774,569, 1,161,844.50 and 545,925.44
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Solution
The fourth proportional to 774,569, 1,161,844.50 and 545,925.44 is: 818,881.82
Step by Step Solution
- Step 1: Write the proportion equation
774,569 : 1,161,844.50 = 545,925.44 : x - Step 2: Convert to fraction form
774,569/1,161,844.50 = 545,925.44/x - Step 3: Cross multiply
774,569x = 1,161,844.50 × 545,925.44 - Step 4: Simplify right side
774,569x = 634,280,469,874.08 - Step 5: Solve for x
x = 634,280,469,874.08/774,569 - Step 6: Final answer
x = 818,881.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.