Finding the Fourth Proportional to 514,309.25, 771,587.00 and 214,623.09
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Solution
The fourth proportional to 514,309.25, 771,587.00 and 214,623.09 is: 321,986.02
Step by Step Solution
- Step 1: Write the proportion equation
514,309.25 : 771,587.00 = 214,623.09 : x - Step 2: Convert to fraction form
514,309.25/771,587.00 = 214,623.09/x - Step 3: Cross multiply
514,309.25x = 771,587.00 × 214,623.09 - Step 4: Simplify right side
514,309.25x = 165,600,385,070.72 - Step 5: Solve for x
x = 165,600,385,070.72/514,309.25 - Step 6: Final answer
x = 321,986.02
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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.