Finding the Fourth Proportional to 954,406.13, 1,317,105.61 and 524,697.08
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Solution
The fourth proportional to 954,406.13, 1,317,105.61 and 524,697.08 is: 724,095.79
Step by Step Solution
- Step 1: Write the proportion equation
954,406.13 : 1,317,105.61 = 524,697.08 : x - Step 2: Convert to fraction form
954,406.13/1,317,105.61 = 524,697.08/x - Step 3: Cross multiply
954,406.13x = 1,317,105.61 × 524,697.08 - Step 4: Simplify right side
954,406.13x = 691,081,464,995.13 - Step 5: Solve for x
x = 691,081,464,995.13/954,406.13 - Step 6: Final answer
x = 724,095.79
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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.