Finding the Fourth Proportional to 692,125.36, 955,129.88 and 386,183.88
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Solution
The fourth proportional to 692,125.36, 955,129.88 and 386,183.88 is: 532,932.01
Step by Step Solution
- Step 1: Write the proportion equation
692,125.36 : 955,129.88 = 386,183.88 : x - Step 2: Convert to fraction form
692,125.36/955,129.88 = 386,183.88/x - Step 3: Cross multiply
692,125.36x = 955,129.88 × 386,183.88 - Step 4: Simplify right side
692,125.36x = 368,855,759,069.21 - Step 5: Solve for x
x = 368,855,759,069.21/692,125.36 - Step 6: Final answer
x = 532,932.01
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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.