Finding the Fourth Proportional to 423,897.68, 584,979.12 and 232,923.44
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Solution
The fourth proportional to 423,897.68, 584,979.12 and 232,923.44 is: 321,434.52
Step by Step Solution
- Step 1: Write the proportion equation
423,897.68 : 584,979.12 = 232,923.44 : x - Step 2: Convert to fraction form
423,897.68/584,979.12 = 232,923.44/x - Step 3: Cross multiply
423,897.68x = 584,979.12 × 232,923.44 - Step 4: Simplify right side
423,897.68x = 136,255,348,958.57 - Step 5: Solve for x
x = 136,255,348,958.57/423,897.68 - Step 6: Final answer
x = 321,434.52
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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.