Finding the Fourth Proportional to 423,365.66, 584,252.16 and 232,396.82
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Solution
The fourth proportional to 423,365.66, 584,252.16 and 232,396.82 is: 320,711.76
Step by Step Solution
- Step 1: Write the proportion equation
423,365.66 : 584,252.16 = 232,396.82 : x - Step 2: Convert to fraction form
423,365.66/584,252.16 = 232,396.82/x - Step 3: Cross multiply
423,365.66x = 584,252.16 × 232,396.82 - Step 4: Simplify right side
423,365.66x = 135,778,344,062.13 - Step 5: Solve for x
x = 135,778,344,062.13/423,365.66 - Step 6: Final answer
x = 320,711.76
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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.