Finding the Fourth Proportional to 746,024.51, 1,119,367.53 and 390,954.11
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Solution
The fourth proportional to 746,024.51, 1,119,367.53 and 390,954.11 is: 586,604.50
Step by Step Solution
- Step 1: Write the proportion equation
746,024.51 : 1,119,367.53 = 390,954.11 : x - Step 2: Convert to fraction form
746,024.51/1,119,367.53 = 390,954.11/x - Step 3: Cross multiply
746,024.51x = 1,119,367.53 × 390,954.11 - Step 4: Simplify right side
746,024.51x = 437,621,336,454.05 - Step 5: Solve for x
x = 437,621,336,454.05/746,024.51 - Step 6: Final answer
x = 586,604.50
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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.