Finding the Fourth Proportional to 938,845.95, 1,295,512.16 and 576,285.09
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Solution
The fourth proportional to 938,845.95, 1,295,512.16 and 576,285.09 is: 795,214.95
Step by Step Solution
- Step 1: Write the proportion equation
938,845.95 : 1,295,512.16 = 576,285.09 : x - Step 2: Convert to fraction form
938,845.95/1,295,512.16 = 576,285.09/x - Step 3: Cross multiply
938,845.95x = 1,295,512.16 × 576,285.09 - Step 4: Simplify right side
938,845.95x = 746,584,338,840.27 - Step 5: Solve for x
x = 746,584,338,840.27/938,845.95 - Step 6: Final answer
x = 795,214.95
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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.