Finding the Fourth Proportional to 564,601.51, 779,165.68 and 319,566.79
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Solution
The fourth proportional to 564,601.51, 779,165.68 and 319,566.79 is: 441,010.99
Step by Step Solution
- Step 1: Write the proportion equation
564,601.51 : 779,165.68 = 319,566.79 : x - Step 2: Convert to fraction form
564,601.51/779,165.68 = 319,566.79/x - Step 3: Cross multiply
564,601.51x = 779,165.68 × 319,566.79 - Step 4: Simplify right side
564,601.51x = 248,995,471,339.94 - Step 5: Solve for x
x = 248,995,471,339.94/564,601.51 - Step 6: Final answer
x = 441,010.99
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1.5x scale
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.