Finding the Fourth Proportional to 605,387.21, 907,956.95 and 226,237.95
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Solution
The fourth proportional to 605,387.21, 907,956.95 and 226,237.95 is: 339,310.64
Step by Step Solution
- Step 1: Write the proportion equation
605,387.21 : 907,956.95 = 226,237.95 : x - Step 2: Convert to fraction form
605,387.21/907,956.95 = 226,237.95/x - Step 3: Cross multiply
605,387.21x = 907,956.95 × 226,237.95 - Step 4: Simplify right side
605,387.21x = 205,414,317,925.06 - Step 5: Solve for x
x = 205,414,317,925.06/605,387.21 - Step 6: Final answer
x = 339,310.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.