Finding the Fourth Proportional to 891,423.70, 1,337,138.43 and 226,575.70
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Solution
The fourth proportional to 891,423.70, 1,337,138.43 and 226,575.70 is: 339,864.28
Step by Step Solution
- Step 1: Write the proportion equation
891,423.70 : 1,337,138.43 = 226,575.70 : x - Step 2: Convert to fraction form
891,423.70/1,337,138.43 = 226,575.70/x - Step 3: Cross multiply
891,423.70x = 1,337,138.43 × 226,575.70 - Step 4: Simplify right side
891,423.70x = 302,963,075,774.15 - Step 5: Solve for x
x = 302,963,075,774.15/891,423.70 - Step 6: Final answer
x = 339,864.28
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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.