Finding the Fourth Proportional to 731,497.18, 1,097,339.18 and 282,346.49
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Solution
The fourth proportional to 731,497.18, 1,097,339.18 and 282,346.49 is: 423,555.79
Step by Step Solution
- Step 1: Write the proportion equation
731,497.18 : 1,097,339.18 = 282,346.49 : x - Step 2: Convert to fraction form
731,497.18/1,097,339.18 = 282,346.49/x - Step 3: Cross multiply
731,497.18x = 1,097,339.18 × 282,346.49 - Step 4: Simplify right side
731,497.18x = 309,829,865,812.48 - Step 5: Solve for x
x = 309,829,865,812.48/731,497.18 - Step 6: Final answer
x = 423,555.79
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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.