Finding the Fourth Proportional to 466,146.99, 643,278.17 and 259,411.88
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Solution
The fourth proportional to 466,146.99, 643,278.17 and 259,411.88 is: 357,985.79
Step by Step Solution
- Step 1: Write the proportion equation
466,146.99 : 643,278.17 = 259,411.88 : x - Step 2: Convert to fraction form
466,146.99/643,278.17 = 259,411.88/x - Step 3: Cross multiply
466,146.99x = 643,278.17 × 259,411.88 - Step 4: Simplify right side
466,146.99x = 166,873,994,929.21 - Step 5: Solve for x
x = 166,873,994,929.21/466,146.99 - Step 6: Final answer
x = 357,985.79
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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.