Finding the Fourth Proportional to 354,590.87, 489,325.68 and 193,445.87
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Solution
The fourth proportional to 354,590.87, 489,325.68 and 193,445.87 is: 266,950.00
Step by Step Solution
- Step 1: Write the proportion equation
354,590.87 : 489,325.68 = 193,445.87 : x - Step 2: Convert to fraction form
354,590.87/489,325.68 = 193,445.87/x - Step 3: Cross multiply
354,590.87x = 489,325.68 × 193,445.87 - Step 4: Simplify right side
354,590.87x = 94,658,031,880.94 - Step 5: Solve for x
x = 94,658,031,880.94/354,590.87 - Step 6: Final answer
x = 266,950.00
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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.