Finding the Fourth Proportional to 528,901.68, 793,378.04 and 173,907.84
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Solution
The fourth proportional to 528,901.68, 793,378.04 and 173,907.84 is: 260,870.15
Step by Step Solution
- Step 1: Write the proportion equation
528,901.68 : 793,378.04 = 173,907.84 : x - Step 2: Convert to fraction form
528,901.68/793,378.04 = 173,907.84/x - Step 3: Cross multiply
528,901.68x = 793,378.04 × 173,907.84 - Step 4: Simplify right side
528,901.68x = 137,974,660,370.29 - Step 5: Solve for x
x = 137,974,660,370.29/528,901.68 - Step 6: Final answer
x = 260,870.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.