Finding the Fourth Proportional to 964,570.06, 1,331,173.61 and 534,890.17
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Solution
The fourth proportional to 964,570.06, 1,331,173.61 and 534,890.17 is: 738,185.55
Step by Step Solution
- Step 1: Write the proportion equation
964,570.06 : 1,331,173.61 = 534,890.17 : x - Step 2: Convert to fraction form
964,570.06/1,331,173.61 = 534,890.17/x - Step 3: Cross multiply
964,570.06x = 1,331,173.61 × 534,890.17 - Step 4: Simplify right side
964,570.06x = 712,031,678,552.41 - Step 5: Solve for x
x = 712,031,678,552.41/964,570.06 - Step 6: Final answer
x = 738,185.55
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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.