Finding the Fourth Proportional to 702,261.52, 968,813.31 and 411,726.09
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Solution
The fourth proportional to 702,261.52, 968,813.31 and 411,726.09 is: 568,001.67
Step by Step Solution
- Step 1: Write the proportion equation
702,261.52 : 968,813.31 = 411,726.09 : x - Step 2: Convert to fraction form
702,261.52/968,813.31 = 411,726.09/x - Step 3: Cross multiply
702,261.52x = 968,813.31 × 411,726.09 - Step 4: Simplify right side
702,261.52x = 398,885,716,066.26 - Step 5: Solve for x
x = 398,885,716,066.26/702,261.52 - Step 6: Final answer
x = 568,001.67
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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.