Finding the Fourth Proportional to 959,012.05, 1,323,430.11 and 529,292.17
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Solution
The fourth proportional to 959,012.05, 1,323,430.11 and 529,292.17 is: 730,419.59
Step by Step Solution
- Step 1: Write the proportion equation
959,012.05 : 1,323,430.11 = 529,292.17 : x - Step 2: Convert to fraction form
959,012.05/1,323,430.11 = 529,292.17/x - Step 3: Cross multiply
959,012.05x = 1,323,430.11 × 529,292.17 - Step 4: Simplify right side
959,012.05x = 700,481,188,148.09 - Step 5: Solve for x
x = 700,481,188,148.09/959,012.05 - Step 6: Final answer
x = 730,419.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.