Finding the Fourth Proportional to 313,254.95, 432,292.24 and 170,014.99
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Solution
The fourth proportional to 313,254.95, 432,292.24 and 170,014.99 is: 234,620.91
Step by Step Solution
- Step 1: Write the proportion equation
313,254.95 : 432,292.24 = 170,014.99 : x - Step 2: Convert to fraction form
313,254.95/432,292.24 = 170,014.99/x - Step 3: Cross multiply
313,254.95x = 432,292.24 × 170,014.99 - Step 4: Simplify right side
313,254.95x = 73,496,160,733.04 - Step 5: Solve for x
x = 73,496,160,733.04/313,254.95 - Step 6: Final answer
x = 234,620.91
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1.5x scale
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.