Finding the Fourth Proportional to 550,781.19, 760,562.73 and 344,403.27
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Solution
The fourth proportional to 550,781.19, 760,562.73 and 344,403.27 is: 475,579.59
Step by Step Solution
- Step 1: Write the proportion equation
550,781.19 : 760,562.73 = 344,403.27 : x - Step 2: Convert to fraction form
550,781.19/760,562.73 = 344,403.27/x - Step 3: Cross multiply
550,781.19x = 760,562.73 × 344,403.27 - Step 4: Simplify right side
550,781.19x = 261,940,291,252.13 - Step 5: Solve for x
x = 261,940,291,252.13/550,781.19 - Step 6: Final answer
x = 475,579.59
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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.