Finding the Fourth Proportional to 571,591.17, 788,616.27 and 329,841.99
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Solution
The fourth proportional to 571,591.17, 788,616.27 and 329,841.99 is: 455,078.34
Step by Step Solution
- Step 1: Write the proportion equation
571,591.17 : 788,616.27 = 329,841.99 : x - Step 2: Convert to fraction form
571,591.17/788,616.27 = 329,841.99/x - Step 3: Cross multiply
571,591.17x = 788,616.27 × 329,841.99 - Step 4: Simplify right side
571,591.17x = 260,118,759,843.18 - Step 5: Solve for x
x = 260,118,759,843.18/571,591.17 - Step 6: Final answer
x = 455,078.34
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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.