Finding the Fourth Proportional to 446,356.28, 669,402.99 and 243,719.79
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Solution
The fourth proportional to 446,356.28, 669,402.99 and 243,719.79 is: 365,507.93
Step by Step Solution
- Step 1: Write the proportion equation
446,356.28 : 669,402.99 = 243,719.79 : x - Step 2: Convert to fraction form
446,356.28/669,402.99 = 243,719.79/x - Step 3: Cross multiply
446,356.28x = 669,402.99 × 243,719.79 - Step 4: Simplify right side
446,356.28x = 163,146,756,148.17 - Step 5: Solve for x
x = 163,146,756,148.17/446,356.28 - Step 6: Final answer
x = 365,507.93
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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.