Finding the Fourth Proportional to 453,770.99, 626,180.19 and 249,782.07
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Solution
The fourth proportional to 453,770.99, 626,180.19 and 249,782.07 is: 344,686.17
Step by Step Solution
- Step 1: Write the proportion equation
453,770.99 : 626,180.19 = 249,782.07 : x - Step 2: Convert to fraction form
453,770.99/626,180.19 = 249,782.07/x - Step 3: Cross multiply
453,770.99x = 626,180.19 × 249,782.07 - Step 4: Simplify right side
453,770.99x = 156,408,586,867.71 - Step 5: Solve for x
x = 156,408,586,867.71/453,770.99 - Step 6: Final answer
x = 344,686.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.