Finding the Fourth Proportional to 890,304.97, 1,228,643.74 and 546,330.95
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Solution
The fourth proportional to 890,304.97, 1,228,643.74 and 546,330.95 is: 753,950.75
Step by Step Solution
- Step 1: Write the proportion equation
890,304.97 : 1,228,643.74 = 546,330.95 : x - Step 2: Convert to fraction form
890,304.97/1,228,643.74 = 546,330.95/x - Step 3: Cross multiply
890,304.97x = 1,228,643.74 × 546,330.95 - Step 4: Simplify right side
890,304.97x = 671,246,101,685.75 - Step 5: Solve for x
x = 671,246,101,685.75/890,304.97 - Step 6: Final answer
x = 753,950.75
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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.