Finding the Fourth Proportional to 938,488.26, 1,295,106.08 and 508,757.34
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Solution
The fourth proportional to 938,488.26, 1,295,106.08 and 508,757.34 is: 702,080.94
Step by Step Solution
- Step 1: Write the proportion equation
938,488.26 : 1,295,106.08 = 508,757.34 : x - Step 2: Convert to fraction form
938,488.26/1,295,106.08 = 508,757.34/x - Step 3: Cross multiply
938,488.26x = 1,295,106.08 × 508,757.34 - Step 4: Simplify right side
938,488.26x = 658,894,724,278.63 - Step 5: Solve for x
x = 658,894,724,278.63/938,488.26 - Step 6: Final answer
x = 702,080.94
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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.