Finding the Fourth Proportional to 482,944.99, 666,430.75 and 268,068.14
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Solution
The fourth proportional to 482,944.99, 666,430.75 and 268,068.14 is: 369,915.52
Step by Step Solution
- Step 1: Write the proportion equation
482,944.99 : 666,430.75 = 268,068.14 : x - Step 2: Convert to fraction form
482,944.99/666,430.75 = 268,068.14/x - Step 3: Cross multiply
482,944.99x = 666,430.75 × 268,068.14 - Step 4: Simplify right side
482,944.99x = 178,648,846,918.81 - Step 5: Solve for x
x = 178,648,846,918.81/482,944.99 - Step 6: Final answer
x = 369,915.52
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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.