Finding the Fourth Proportional to 359,177.58, 495,657.09 and 198,029.70
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Solution
The fourth proportional to 359,177.58, 495,657.09 and 198,029.70 is: 273,276.59
Step by Step Solution
- Step 1: Write the proportion equation
359,177.58 : 495,657.09 = 198,029.70 : x - Step 2: Convert to fraction form
359,177.58/495,657.09 = 198,029.70/x - Step 3: Cross multiply
359,177.58x = 495,657.09 × 198,029.70 - Step 4: Simplify right side
359,177.58x = 98,154,824,835.57 - Step 5: Solve for x
x = 98,154,824,835.57/359,177.58 - Step 6: Final answer
x = 273,276.59
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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.