Finding the Fourth Proportional to 964,896.18, 1,331,557.59 and 535,176.32
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Solution
The fourth proportional to 964,896.18, 1,331,557.59 and 535,176.32 is: 738,543.79
Step by Step Solution
- Step 1: Write the proportion equation
964,896.18 : 1,331,557.59 = 535,176.32 : x - Step 2: Convert to fraction form
964,896.18/1,331,557.59 = 535,176.32/x - Step 3: Cross multiply
964,896.18x = 1,331,557.59 × 535,176.32 - Step 4: Simplify right side
964,896.18x = 712,618,084,226.48 - Step 5: Solve for x
x = 712,618,084,226.48/964,896.18 - Step 6: Final answer
x = 738,543.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.