Finding the Fourth Proportional to 754,487.36, 1,041,201.26 and 414,961.28
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Solution
The fourth proportional to 754,487.36, 1,041,201.26 and 414,961.28 is: 572,651.35
Step by Step Solution
- Step 1: Write the proportion equation
754,487.36 : 1,041,201.26 = 414,961.28 : x - Step 2: Convert to fraction form
754,487.36/1,041,201.26 = 414,961.28/x - Step 3: Cross multiply
754,487.36x = 1,041,201.26 × 414,961.28 - Step 4: Simplify right side
754,487.36x = 432,058,207,587.21 - Step 5: Solve for x
x = 432,058,207,587.21/754,487.36 - Step 6: Final answer
x = 572,651.35
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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.