Finding the Fourth Proportional to 359,115.84, 495,579.74 and 197,973.63
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Solution
The fourth proportional to 359,115.84, 495,579.74 and 197,973.63 is: 273,203.54
Step by Step Solution
- Step 1: Write the proportion equation
359,115.84 : 495,579.74 = 197,973.63 : x - Step 2: Convert to fraction form
359,115.84/495,579.74 = 197,973.63/x - Step 3: Cross multiply
359,115.84x = 495,579.74 × 197,973.63 - Step 4: Simplify right side
359,115.84x = 98,111,719,092.39 - Step 5: Solve for x
x = 98,111,719,092.39/359,115.84 - Step 6: Final answer
x = 273,203.54
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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.