Finding the Fourth Proportional to 669,628.06, 1,003,392.12 and 569,375.98
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Solution
The fourth proportional to 669,628.06, 1,003,392.12 and 569,375.98 is: 853,171.19
Step by Step Solution
- Step 1: Write the proportion equation
669,628.06 : 1,003,392.12 = 569,375.98 : x - Step 2: Convert to fraction form
669,628.06/1,003,392.12 = 569,375.98/x - Step 3: Cross multiply
669,628.06x = 1,003,392.12 × 569,375.98 - Step 4: Simplify right side
669,628.06x = 571,307,371,649.28 - Step 5: Solve for x
x = 571,307,371,649.28/669,628.06 - Step 6: Final answer
x = 853,171.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.