Finding the Fourth Proportional to 310,353.24, 465,734.01 and 170,210.28
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Solution
The fourth proportional to 310,353.24, 465,734.01 and 170,210.28 is: 255,427.38
Step by Step Solution
- Step 1: Write the proportion equation
310,353.24 : 465,734.01 = 170,210.28 : x - Step 2: Convert to fraction form
310,353.24/465,734.01 = 170,210.28/x - Step 3: Cross multiply
310,353.24x = 465,734.01 × 170,210.28 - Step 4: Simplify right side
310,353.24x = 79,272,716,247.62 - Step 5: Solve for x
x = 79,272,716,247.62/310,353.24 - Step 6: Final answer
x = 255,427.38
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1.5x scale
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.