Finding the Fourth Proportional to 463,445.79, 695,279.66 and 193,423.78
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Solution
The fourth proportional to 463,445.79, 695,279.66 and 193,423.78 is: 290,181.99
Step by Step Solution
- Step 1: Write the proportion equation
463,445.79 : 695,279.66 = 193,423.78 : x - Step 2: Convert to fraction form
463,445.79/695,279.66 = 193,423.78/x - Step 3: Cross multiply
463,445.79x = 695,279.66 × 193,423.78 - Step 4: Simplify right side
463,445.79x = 134,483,619,994.32 - Step 5: Solve for x
x = 134,483,619,994.32/463,445.79 - Step 6: Final answer
x = 290,181.99
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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.