Finding the Fourth Proportional to 423,829.92, 584,895.60 and 232,855.68
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Solution
The fourth proportional to 423,829.92, 584,895.60 and 232,855.68 is: 321,346.50
Step by Step Solution
- Step 1: Write the proportion equation
423,829.92 : 584,895.60 = 232,855.68 : x - Step 2: Convert to fraction form
423,829.92/584,895.60 = 232,855.68/x - Step 3: Cross multiply
423,829.92x = 584,895.60 × 232,855.68 - Step 4: Simplify right side
423,829.92x = 136,196,262,667.01 - Step 5: Solve for x
x = 136,196,262,667.01/423,829.92 - Step 6: Final answer
x = 321,346.50
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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.