Finding the Fourth Proportional to 609,511.62, 914,454.63 and 272,836.02
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Solution
The fourth proportional to 609,511.62, 914,454.63 and 272,836.02 is: 409,337.83
Step by Step Solution
- Step 1: Write the proportion equation
609,511.62 : 914,454.63 = 272,836.02 : x - Step 2: Convert to fraction form
609,511.62/914,454.63 = 272,836.02/x - Step 3: Cross multiply
609,511.62x = 914,454.63 × 272,836.02 - Step 4: Simplify right side
609,511.62x = 249,496,161,719.77 - Step 5: Solve for x
x = 249,496,161,719.77/609,511.62 - Step 6: Final answer
x = 409,337.83
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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.