Finding the Fourth Proportional to 926,415.12, 1,277,437.62 and 603,526.44
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Solution
The fourth proportional to 926,415.12, 1,277,437.62 and 603,526.44 is: 832,205.09
Step by Step Solution
- Step 1: Write the proportion equation
926,415.12 : 1,277,437.62 = 603,526.44 : x - Step 2: Convert to fraction form
926,415.12/1,277,437.62 = 603,526.44/x - Step 3: Cross multiply
926,415.12x = 1,277,437.62 × 603,526.44 - Step 4: Simplify right side
926,415.12x = 770,967,379,120.67 - Step 5: Solve for x
x = 770,967,379,120.67/926,415.12 - Step 6: Final answer
x = 832,205.09
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1.5x scale
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.