Finding the Fourth Proportional to 466,163.88, 643,209.84 and 272,534.28
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Solution
The fourth proportional to 466,163.88, 643,209.84 and 272,534.28 is: 376,041.00
Step by Step Solution
- Step 1: Write the proportion equation
466,163.88 : 643,209.84 = 272,534.28 : x - Step 2: Convert to fraction form
466,163.88/643,209.84 = 272,534.28/x - Step 3: Cross multiply
466,163.88x = 643,209.84 × 272,534.28 - Step 4: Simplify right side
466,163.88x = 175,296,730,633.32 - Step 5: Solve for x
x = 175,296,730,633.32/466,163.88 - Step 6: Final answer
x = 376,041.00
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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.