Finding the Fourth Proportional to 964,570.68, 1,331,102.16 and 534,914.28
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Solution
The fourth proportional to 964,570.68, 1,331,102.16 and 534,914.28 is: 738,178.72
Step by Step Solution
- Step 1: Write the proportion equation
964,570.68 : 1,331,102.16 = 534,914.28 : x - Step 2: Convert to fraction form
964,570.68/1,331,102.16 = 534,914.28/x - Step 3: Cross multiply
964,570.68x = 1,331,102.16 × 534,914.28 - Step 4: Simplify right side
964,570.68x = 712,025,553,522.85 - Step 5: Solve for x
x = 712,025,553,522.85/964,570.68 - Step 6: Final answer
x = 738,178.72
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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.