Finding the Fourth Proportional to 355,460.10, 532,315.35 and 236,487.30
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Solution
The fourth proportional to 355,460.10, 532,315.35 and 236,487.30 is: 354,148.95
Step by Step Solution
- Step 1: Write the proportion equation
355,460.10 : 532,315.35 = 236,487.30 : x - Step 2: Convert to fraction form
355,460.10/532,315.35 = 236,487.30/x - Step 3: Cross multiply
355,460.10x = 532,315.35 × 236,487.30 - Step 4: Simplify right side
355,460.10x = 125,885,819,870.06 - Step 5: Solve for x
x = 125,885,819,870.06/355,460.10 - Step 6: Final answer
x = 354,148.95
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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.