Finding the Fourth Proportional to 827,542.72, 1,239,591.81 and 526,532.23
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Solution
The fourth proportional to 827,542.72, 1,239,591.81 and 526,532.23 is: 788,702.53
Step by Step Solution
- Step 1: Write the proportion equation
827,542.72 : 1,239,591.81 = 526,532.23 : x - Step 2: Convert to fraction form
827,542.72/1,239,591.81 = 526,532.23/x - Step 3: Cross multiply
827,542.72x = 1,239,591.81 × 526,532.23 - Step 4: Simplify right side
827,542.72x = 652,685,033,811.08 - Step 5: Solve for x
x = 652,685,033,811.08/827,542.72 - Step 6: Final answer
x = 788,702.53
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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.