Finding the Fourth Proportional to 754,599.12, 1,041,423.17 and 432,351.96
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Solution
The fourth proportional to 754,599.12, 1,041,423.17 and 432,351.96 is: 596,689.47
Step by Step Solution
- Step 1: Write the proportion equation
754,599.12 : 1,041,423.17 = 432,351.96 : x - Step 2: Convert to fraction form
754,599.12/1,041,423.17 = 432,351.96/x - Step 3: Cross multiply
754,599.12x = 1,041,423.17 × 432,351.96 - Step 4: Simplify right side
754,599.12x = 450,261,346,577.15 - Step 5: Solve for x
x = 450,261,346,577.15/754,599.12 - Step 6: Final answer
x = 596,689.47
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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.