Finding the Fourth Proportional to 938,844.96, 1,295,606.70 and 509,124.96
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Solution
The fourth proportional to 938,844.96, 1,295,606.70 and 509,124.96 is: 702,592.80
Step by Step Solution
- Step 1: Write the proportion equation
938,844.96 : 1,295,606.70 = 509,124.96 : x - Step 2: Convert to fraction form
938,844.96/1,295,606.70 = 509,124.96/x - Step 3: Cross multiply
938,844.96x = 1,295,606.70 × 509,124.96 - Step 4: Simplify right side
938,844.96x = 659,625,709,313.23 - Step 5: Solve for x
x = 659,625,709,313.23/938,844.96 - Step 6: Final answer
x = 702,592.80
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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.