Finding the Fourth Proportional to 535,671.77, 803,202.95 and 414,049.19
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Solution
The fourth proportional to 535,671.77, 803,202.95 and 414,049.19 is: 620,838.26
Step by Step Solution
- Step 1: Write the proportion equation
535,671.77 : 803,202.95 = 414,049.19 : x - Step 2: Convert to fraction form
535,671.77/803,202.95 = 414,049.19/x - Step 3: Cross multiply
535,671.77x = 803,202.95 × 414,049.19 - Step 4: Simplify right side
535,671.77x = 332,565,527,872.22 - Step 5: Solve for x
x = 332,565,527,872.22/535,671.77 - Step 6: Final answer
x = 620,838.26
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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.