Finding the Fourth Proportional to 746,348.96, 1,119,203.60 and 346,948.09
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Solution
The fourth proportional to 746,348.96, 1,119,203.60 and 346,948.09 is: 520,273.45
Step by Step Solution
- Step 1: Write the proportion equation
746,348.96 : 1,119,203.60 = 346,948.09 : x - Step 2: Convert to fraction form
746,348.96/1,119,203.60 = 346,948.09/x - Step 3: Cross multiply
746,348.96x = 1,119,203.60 × 346,948.09 - Step 4: Simplify right side
746,348.96x = 388,305,546,808.38 - Step 5: Solve for x
x = 388,305,546,808.38/746,348.96 - Step 6: Final answer
x = 520,273.45
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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.