Finding the Fourth Proportional to 875,704.17, 1,208,471.22 and 473,296.17
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Solution
The fourth proportional to 875,704.17, 1,208,471.22 and 473,296.17 is: 653,148.43
Step by Step Solution
- Step 1: Write the proportion equation
875,704.17 : 1,208,471.22 = 473,296.17 : x - Step 2: Convert to fraction form
875,704.17/1,208,471.22 = 473,296.17/x - Step 3: Cross multiply
875,704.17x = 1,208,471.22 × 473,296.17 - Step 4: Simplify right side
875,704.17x = 571,964,799,981.23 - Step 5: Solve for x
x = 571,964,799,981.23/875,704.17 - Step 6: Final answer
x = 653,148.43
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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.