Finding the Fourth Proportional to 946,433, 1,418,949.66 and 572,372.84
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Solution
The fourth proportional to 946,433, 1,418,949.66 and 572,372.84 is: 858,136.02
Step by Step Solution
- Step 1: Write the proportion equation
946,433 : 1,418,949.66 = 572,372.84 : x - Step 2: Convert to fraction form
946,433/1,418,949.66 = 572,372.84/x - Step 3: Cross multiply
946,433x = 1,418,949.66 × 572,372.84 - Step 4: Simplify right side
946,433x = 812,168,246,711.23 - Step 5: Solve for x
x = 812,168,246,711.23/946,433 - Step 6: Final answer
x = 858,136.02
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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.