Finding the Fourth Proportional to 703,412.08, 970,686.06 and 401,606.08
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Solution
The fourth proportional to 703,412.08, 970,686.06 and 401,606.08 is: 554,203.48
Step by Step Solution
- Step 1: Write the proportion equation
703,412.08 : 970,686.06 = 401,606.08 : x - Step 2: Convert to fraction form
703,412.08/970,686.06 = 401,606.08/x - Step 3: Cross multiply
703,412.08x = 970,686.06 × 401,606.08 - Step 4: Simplify right side
703,412.08x = 389,833,423,467.25 - Step 5: Solve for x
x = 389,833,423,467.25/703,412.08 - Step 6: Final answer
x = 554,203.48
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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.