Finding the Fourth Proportional to 368,405.92, 508,354.74 and 232,388.52
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Solution
The fourth proportional to 368,405.92, 508,354.74 and 232,388.52 is: 320,667.50
Step by Step Solution
- Step 1: Write the proportion equation
368,405.92 : 508,354.74 = 232,388.52 : x - Step 2: Convert to fraction form
368,405.92/508,354.74 = 232,388.52/x - Step 3: Cross multiply
368,405.92x = 508,354.74 × 232,388.52 - Step 4: Simplify right side
368,405.92x = 118,135,805,663.59 - Step 5: Solve for x
x = 118,135,805,663.59/368,405.92 - Step 6: Final answer
x = 320,667.50
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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.