Finding the Fourth Proportional to 310,106.16, 465,160.96 and 110,434.32
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Solution
The fourth proportional to 310,106.16, 465,160.96 and 110,434.32 is: 165,652.09
Step by Step Solution
- Step 1: Write the proportion equation
310,106.16 : 465,160.96 = 110,434.32 : x - Step 2: Convert to fraction form
310,106.16/465,160.96 = 110,434.32/x - Step 3: Cross multiply
310,106.16x = 465,160.96 × 110,434.32 - Step 4: Simplify right side
310,106.16x = 51,369,734,308.15 - Step 5: Solve for x
x = 51,369,734,308.15/310,106.16 - Step 6: Final answer
x = 165,652.09
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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.