Finding the Fourth Proportional to 197,259.60, 295,306.20 and 185,725.20
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Solution
The fourth proportional to 197,259.60, 295,306.20 and 185,725.20 is: 278,038.70
Step by Step Solution
- Step 1: Write the proportion equation
197,259.60 : 295,306.20 = 185,725.20 : x - Step 2: Convert to fraction form
197,259.60/295,306.20 = 185,725.20/x - Step 3: Cross multiply
197,259.60x = 295,306.20 × 185,725.20 - Step 4: Simplify right side
197,259.60x = 54,845,803,056.24 - Step 5: Solve for x
x = 54,845,803,056.24/197,259.60 - Step 6: Final answer
x = 278,038.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.