Finding the Fourth Proportional to 1,495,342.80, 2,243,232.90 and 484,292.70
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Solution
The fourth proportional to 1,495,342.80, 2,243,232.90 and 484,292.70 is: 726,509.88
Step by Step Solution
- Step 1: Write the proportion equation
1,495,342.80 : 2,243,232.90 = 484,292.70 : x - Step 2: Convert to fraction form
1,495,342.80/2,243,232.90 = 484,292.70/x - Step 3: Cross multiply
1,495,342.80x = 2,243,232.90 × 484,292.70 - Step 4: Simplify right side
1,495,342.80x = 1,086,381,317,869.83 - Step 5: Solve for x
x = 1,086,381,317,869.83/1,495,342.80 - Step 6: Final answer
x = 726,509.88
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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.