Finding the Fourth Proportional to 428,258.84, 591,032.97 and 237,290.00
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Solution
The fourth proportional to 428,258.84, 591,032.97 and 237,290.00 is: 327,480.02
Step by Step Solution
- Step 1: Write the proportion equation
428,258.84 : 591,032.97 = 237,290.00 : x - Step 2: Convert to fraction form
428,258.84/591,032.97 = 237,290.00/x - Step 3: Cross multiply
428,258.84x = 591,032.97 × 237,290.00 - Step 4: Simplify right side
428,258.84x = 140,246,210,496.14 - Step 5: Solve for x
x = 140,246,210,496.14/428,258.84 - Step 6: Final answer
x = 327,480.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.