Finding the Fourth Proportional to 886,926.80, 1,330,390.20 and 532,341.20
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Solution
The fourth proportional to 886,926.80, 1,330,390.20 and 532,341.20 is: 798,511.80
Step by Step Solution
- Step 1: Write the proportion equation
886,926.80 : 1,330,390.20 = 532,341.20 : x - Step 2: Convert to fraction form
886,926.80/1,330,390.20 = 532,341.20/x - Step 3: Cross multiply
886,926.80x = 1,330,390.20 × 532,341.20 - Step 4: Simplify right side
886,926.80x = 708,221,515,536.24 - Step 5: Solve for x
x = 708,221,515,536.24/886,926.80 - Step 6: Final answer
x = 798,511.80
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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.