Finding the Fourth Proportional to 297,315.57, 410,161.53 and 176,461.95
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Solution
The fourth proportional to 297,315.57, 410,161.53 and 176,461.95 is: 243,437.99
Step by Step Solution
- Step 1: Write the proportion equation
297,315.57 : 410,161.53 = 176,461.95 : x - Step 2: Convert to fraction form
297,315.57/410,161.53 = 176,461.95/x - Step 3: Cross multiply
297,315.57x = 410,161.53 × 176,461.95 - Step 4: Simplify right side
297,315.57x = 72,377,903,398.78 - Step 5: Solve for x
x = 72,377,903,398.78/297,315.57 - Step 6: Final answer
x = 243,437.99
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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.