Finding the Fourth Proportional to 954,453.84, 1,317,134.46 and 524,730.21
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Solution
The fourth proportional to 954,453.84, 1,317,134.46 and 524,730.21 is: 724,121.18
Step by Step Solution
- Step 1: Write the proportion equation
954,453.84 : 1,317,134.46 = 524,730.21 : x - Step 2: Convert to fraction form
954,453.84/1,317,134.46 = 524,730.21/x - Step 3: Cross multiply
954,453.84x = 1,317,134.46 × 524,730.21 - Step 4: Simplify right side
954,453.84x = 691,140,241,794.04 - Step 5: Solve for x
x = 691,140,241,794.04/954,453.84 - Step 6: Final answer
x = 724,121.18
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.