Finding the Fourth Proportional to 610,219.24, 842,497.82 and 392,525.26
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Solution
The fourth proportional to 610,219.24, 842,497.82 and 392,525.26 is: 541,939.12
Step by Step Solution
- Step 1: Write the proportion equation
610,219.24 : 842,497.82 = 392,525.26 : x - Step 2: Convert to fraction form
610,219.24/842,497.82 = 392,525.26/x - Step 3: Cross multiply
610,219.24x = 842,497.82 × 392,525.26 - Step 4: Simplify right side
610,219.24x = 330,701,675,844.93 - Step 5: Solve for x
x = 330,701,675,844.93/610,219.24 - Step 6: Final answer
x = 541,939.12
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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.