Finding the Fourth Proportional to 903,900.36, 1,247,966.84 and 560,101.13
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Solution
The fourth proportional to 903,900.36, 1,247,966.84 and 560,101.13 is: 773,301.64
Step by Step Solution
- Step 1: Write the proportion equation
903,900.36 : 1,247,966.84 = 560,101.13 : x - Step 2: Convert to fraction form
903,900.36/1,247,966.84 = 560,101.13/x - Step 3: Cross multiply
903,900.36x = 1,247,966.84 × 560,101.13 - Step 4: Simplify right side
903,900.36x = 698,987,628,246.19 - Step 5: Solve for x
x = 698,987,628,246.19/903,900.36 - Step 6: Final answer
x = 773,301.64
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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.