Finding the Fourth Proportional to 564,941.71, 779,634.79 and 332,384.88
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Solution
The fourth proportional to 564,941.71, 779,634.79 and 332,384.88 is: 458,700.09
Step by Step Solution
- Step 1: Write the proportion equation
564,941.71 : 779,634.79 = 332,384.88 : x - Step 2: Convert to fraction form
564,941.71/779,634.79 = 332,384.88/x - Step 3: Cross multiply
564,941.71x = 779,634.79 × 332,384.88 - Step 4: Simplify right side
564,941.71x = 259,138,814,456.05 - Step 5: Solve for x
x = 259,138,814,456.05/564,941.71 - Step 6: Final answer
x = 458,700.09
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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.