Finding the Fourth Proportional to 912,084.58, 1,258,369.86 and 590,201.92
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Solution
The fourth proportional to 912,084.58, 1,258,369.86 and 590,201.92 is: 814,280.08
Step by Step Solution
- Step 1: Write the proportion equation
912,084.58 : 1,258,369.86 = 590,201.92 : x - Step 2: Convert to fraction form
912,084.58/1,258,369.86 = 590,201.92/x - Step 3: Cross multiply
912,084.58x = 1,258,369.86 × 590,201.92 - Step 4: Simplify right side
912,084.58x = 742,692,307,442.13 - Step 5: Solve for x
x = 742,692,307,442.13/912,084.58 - Step 6: Final answer
x = 814,280.08
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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.