Finding the Fourth Proportional to 249,632.80, 374,449.20 and 235,854.70
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Solution
The fourth proportional to 249,632.80, 374,449.20 and 235,854.70 is: 353,782.05
Step by Step Solution
- Step 1: Write the proportion equation
249,632.80 : 374,449.20 = 235,854.70 : x - Step 2: Convert to fraction form
249,632.80/374,449.20 = 235,854.70/x - Step 3: Cross multiply
249,632.80x = 374,449.20 × 235,854.70 - Step 4: Simplify right side
249,632.80x = 88,315,603,731.24 - Step 5: Solve for x
x = 88,315,603,731.24/249,632.80 - Step 6: Final answer
x = 353,782.05
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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.