Finding the Fourth Proportional to 912,144.84, 1,258,759.08 and 549,584
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Solution
The fourth proportional to 912,144.84, 1,258,759.08 and 549,584 is: 758,425.44
Step by Step Solution
- Step 1: Write the proportion equation
912,144.84 : 1,258,759.08 = 549,584 : x - Step 2: Convert to fraction form
912,144.84/1,258,759.08 = 549,584/x - Step 3: Cross multiply
912,144.84x = 1,258,759.08 × 549,584 - Step 4: Simplify right side
912,144.84x = 691,793,850,222.72 - Step 5: Solve for x
x = 691,793,850,222.72/912,144.84 - Step 6: Final answer
x = 758,425.44
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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.