Finding the Fourth Proportional to 260,752.94, 391,126.10 and 83,257.70
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Solution
The fourth proportional to 260,752.94, 391,126.10 and 83,257.70 is: 124,885.49
Step by Step Solution
- Step 1: Write the proportion equation
260,752.94 : 391,126.10 = 83,257.70 : x - Step 2: Convert to fraction form
260,752.94/391,126.10 = 83,257.70/x - Step 3: Cross multiply
260,752.94x = 391,126.10 × 83,257.70 - Step 4: Simplify right side
260,752.94x = 32,564,257,124.05 - Step 5: Solve for x
x = 32,564,257,124.05/260,752.94 - Step 6: Final answer
x = 124,885.49
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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.