Finding the Fourth Proportional to 936,704.61, 1,292,675.99 and 574,328.28
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Solution
The fourth proportional to 936,704.61, 1,292,675.99 and 574,328.28 is: 792,587.51
Step by Step Solution
- Step 1: Write the proportion equation
936,704.61 : 1,292,675.99 = 574,328.28 : x - Step 2: Convert to fraction form
936,704.61/1,292,675.99 = 574,328.28/x - Step 3: Cross multiply
936,704.61x = 1,292,675.99 × 574,328.28 - Step 4: Simplify right side
936,704.61x = 742,420,377,934.00 - Step 5: Solve for x
x = 742,420,377,934.00/936,704.61 - Step 6: Final answer
x = 792,587.51
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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.