Finding the Fourth Proportional to 851,545.35, 1,277,416.84 and 282,977.19
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Solution
The fourth proportional to 851,545.35, 1,277,416.84 and 282,977.19 is: 424,498.62
Step by Step Solution
- Step 1: Write the proportion equation
851,545.35 : 1,277,416.84 = 282,977.19 : x - Step 2: Convert to fraction form
851,545.35/1,277,416.84 = 282,977.19/x - Step 3: Cross multiply
851,545.35x = 1,277,416.84 × 282,977.19 - Step 4: Simplify right side
851,545.35x = 361,479,827,841.88 - Step 5: Solve for x
x = 361,479,827,841.88/851,545.35 - Step 6: Final answer
x = 424,498.62
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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.