Finding the Fourth Proportional to 352,370.04, 486,504.84 and 209,176.08
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Solution
The fourth proportional to 352,370.04, 486,504.84 and 209,176.08 is: 288,802.01
Step by Step Solution
- Step 1: Write the proportion equation
352,370.04 : 486,504.84 = 209,176.08 : x - Step 2: Convert to fraction form
352,370.04/486,504.84 = 209,176.08/x - Step 3: Cross multiply
352,370.04x = 486,504.84 × 209,176.08 - Step 4: Simplify right side
352,370.04x = 101,765,175,332.23 - Step 5: Solve for x
x = 101,765,175,332.23/352,370.04 - Step 6: Final answer
x = 288,802.01
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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.