Finding the Fourth Proportional to 463,443.79, 695,276.66 and 193,421.78
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Solution
The fourth proportional to 463,443.79, 695,276.66 and 193,421.78 is: 290,178.99
Step by Step Solution
- Step 1: Write the proportion equation
463,443.79 : 695,276.66 = 193,421.78 : x - Step 2: Convert to fraction form
463,443.79/695,276.66 = 193,421.78/x - Step 3: Cross multiply
463,443.79x = 695,276.66 × 193,421.78 - Step 4: Simplify right side
463,443.79x = 134,481,649,169.66 - Step 5: Solve for x
x = 134,481,649,169.66/463,443.79 - Step 6: Final answer
x = 290,178.99
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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.