Finding the Fourth Proportional to 940,258.07, 1,297,556.13 and 537,850.07
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Solution
The fourth proportional to 940,258.07, 1,297,556.13 and 537,850.07 is: 742,233.09
Step by Step Solution
- Step 1: Write the proportion equation
940,258.07 : 1,297,556.13 = 537,850.07 : x - Step 2: Convert to fraction form
940,258.07/1,297,556.13 = 537,850.07/x - Step 3: Cross multiply
940,258.07x = 1,297,556.13 × 537,850.07 - Step 4: Simplify right side
940,258.07x = 697,890,655,349.43 - Step 5: Solve for x
x = 697,890,655,349.43/940,258.07 - Step 6: Final answer
x = 742,233.09
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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.