Finding the Fourth Proportional to 912,146.84, 1,258,761.84 and 549,586
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Solution
The fourth proportional to 912,146.84, 1,258,761.84 and 549,586 is: 758,428.20
Step by Step Solution
- Step 1: Write the proportion equation
912,146.84 : 1,258,761.84 = 549,586 : x - Step 2: Convert to fraction form
912,146.84/1,258,761.84 = 549,586/x - Step 3: Cross multiply
912,146.84x = 1,258,761.84 × 549,586 - Step 4: Simplify right side
912,146.84x = 691,797,884,598.24 - Step 5: Solve for x
x = 691,797,884,598.24/912,146.84 - Step 6: Final answer
x = 758,428.20
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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.