Finding the Fourth Proportional to 932,342.16, 1,286,267.76 and 524,350.44
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Solution
The fourth proportional to 932,342.16, 1,286,267.76 and 524,350.44 is: 723,398.66
Step by Step Solution
- Step 1: Write the proportion equation
932,342.16 : 1,286,267.76 = 524,350.44 : x - Step 2: Convert to fraction form
932,342.16/1,286,267.76 = 524,350.44/x - Step 3: Cross multiply
932,342.16x = 1,286,267.76 × 524,350.44 - Step 4: Simplify right side
932,342.16x = 674,455,065,913.81 - Step 5: Solve for x
x = 674,455,065,913.81/932,342.16 - Step 6: Final answer
x = 723,398.66
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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.