Finding the Fourth Proportional to 746,090.60, 1,119,135.90 and 185,125.10
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Solution
The fourth proportional to 746,090.60, 1,119,135.90 and 185,125.10 is: 277,687.65
Step by Step Solution
- Step 1: Write the proportion equation
746,090.60 : 1,119,135.90 = 185,125.10 : x - Step 2: Convert to fraction form
746,090.60/1,119,135.90 = 185,125.10/x - Step 3: Cross multiply
746,090.60x = 1,119,135.90 × 185,125.10 - Step 4: Simplify right side
746,090.60x = 207,180,145,401.09 - Step 5: Solve for x
x = 207,180,145,401.09/746,090.60 - Step 6: Final answer
x = 277,687.65
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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.