Finding the Fourth Proportional to 876,326.10, 1,315,072.35 and 497,246.10
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Solution
The fourth proportional to 876,326.10, 1,315,072.35 and 497,246.10 is: 746,200.07
Step by Step Solution
- Step 1: Write the proportion equation
876,326.10 : 1,315,072.35 = 497,246.10 : x - Step 2: Convert to fraction form
876,326.10/1,315,072.35 = 497,246.10/x - Step 3: Cross multiply
876,326.10x = 1,315,072.35 × 497,246.10 - Step 4: Simplify right side
876,326.10x = 653,914,597,255.34 - Step 5: Solve for x
x = 653,914,597,255.34/876,326.10 - Step 6: Final answer
x = 746,200.07
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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.