Finding the Fourth Proportional to 464,473.60, 641,024.76 and 260,544.40
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Solution
The fourth proportional to 464,473.60, 641,024.76 and 260,544.40 is: 359,579.99
Step by Step Solution
- Step 1: Write the proportion equation
464,473.60 : 641,024.76 = 260,544.40 : x - Step 2: Convert to fraction form
464,473.60/641,024.76 = 260,544.40/x - Step 3: Cross multiply
464,473.60x = 641,024.76 × 260,544.40 - Step 4: Simplify right side
464,473.60x = 167,015,410,853.82 - Step 5: Solve for x
x = 167,015,410,853.82/464,473.60 - Step 6: Final answer
x = 359,579.99
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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.