Finding the Fourth Proportional to 554,422.24, 765,102.99 and 299,773.18
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Solution
The fourth proportional to 554,422.24, 765,102.99 and 299,773.18 is: 413,687.15
Step by Step Solution
- Step 1: Write the proportion equation
554,422.24 : 765,102.99 = 299,773.18 : x - Step 2: Convert to fraction form
554,422.24/765,102.99 = 299,773.18/x - Step 3: Cross multiply
554,422.24x = 765,102.99 × 299,773.18 - Step 4: Simplify right side
554,422.24x = 229,357,356,339.81 - Step 5: Solve for x
x = 229,357,356,339.81/554,422.24 - Step 6: Final answer
x = 413,687.15
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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.