Finding the Fourth Proportional to 501,210.18, 751,640.25 and 201,613.05
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Solution
The fourth proportional to 501,210.18, 751,640.25 and 201,613.05 is: 302,349.17
Step by Step Solution
- Step 1: Write the proportion equation
501,210.18 : 751,640.25 = 201,613.05 : x - Step 2: Convert to fraction form
501,210.18/751,640.25 = 201,613.05/x - Step 3: Cross multiply
501,210.18x = 751,640.25 × 201,613.05 - Step 4: Simplify right side
501,210.18x = 151,540,479,547.06 - Step 5: Solve for x
x = 151,540,479,547.06/501,210.18 - Step 6: Final answer
x = 302,349.17
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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.