Finding the Fourth Proportional to 525,478.96, 788,329.14 and 170,465.26
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Solution
The fourth proportional to 525,478.96, 788,329.14 and 170,465.26 is: 255,733.80
Step by Step Solution
- Step 1: Write the proportion equation
525,478.96 : 788,329.14 = 170,465.26 : x - Step 2: Convert to fraction form
525,478.96/788,329.14 = 170,465.26/x - Step 3: Cross multiply
525,478.96x = 788,329.14 × 170,465.26 - Step 4: Simplify right side
525,478.96x = 134,382,731,815.68 - Step 5: Solve for x
x = 134,382,731,815.68/525,478.96 - Step 6: Final answer
x = 255,733.80
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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.