Finding the Fourth Proportional to 748,466.63, 1,032,883.95 and 408,937.31
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Solution
The fourth proportional to 748,466.63, 1,032,883.95 and 408,937.31 is: 564,333.48
Step by Step Solution
- Step 1: Write the proportion equation
748,466.63 : 1,032,883.95 = 408,937.31 : x - Step 2: Convert to fraction form
748,466.63/1,032,883.95 = 408,937.31/x - Step 3: Cross multiply
748,466.63x = 1,032,883.95 × 408,937.31 - Step 4: Simplify right side
748,466.63x = 422,384,778,890.76 - Step 5: Solve for x
x = 422,384,778,890.76/748,466.63 - Step 6: Final answer
x = 564,333.48
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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.