Finding the Fourth Proportional to 503,132.10, 755,281.35 and 303,677.70
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Solution
The fourth proportional to 503,132.10, 755,281.35 and 303,677.70 is: 455,868.55
Step by Step Solution
- Step 1: Write the proportion equation
503,132.10 : 755,281.35 = 303,677.70 : x - Step 2: Convert to fraction form
503,132.10/755,281.35 = 303,677.70/x - Step 3: Cross multiply
503,132.10x = 755,281.35 × 303,677.70 - Step 4: Simplify right side
503,132.10x = 229,362,103,220.90 - Step 5: Solve for x
x = 229,362,103,220.90/503,132.10 - Step 6: Final answer
x = 455,868.55
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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.