Finding the Fourth Proportional to 669,062.71, 923,281.84 and 363,132.53
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Solution
The fourth proportional to 669,062.71, 923,281.84 and 363,132.53 is: 501,109.48
Step by Step Solution
- Step 1: Write the proportion equation
669,062.71 : 923,281.84 = 363,132.53 : x - Step 2: Convert to fraction form
669,062.71/923,281.84 = 363,132.53/x - Step 3: Cross multiply
669,062.71x = 923,281.84 × 363,132.53 - Step 4: Simplify right side
669,062.71x = 335,273,667,165.34 - Step 5: Solve for x
x = 335,273,667,165.34/669,062.71 - Step 6: Final answer
x = 501,109.48
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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.