Finding the Fourth Proportional to 912,335.02, 1,258,968.44 and 504,404.84
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Solution
The fourth proportional to 912,335.02, 1,258,968.44 and 504,404.84 is: 696,048.89
Step by Step Solution
- Step 1: Write the proportion equation
912,335.02 : 1,258,968.44 = 504,404.84 : x - Step 2: Convert to fraction form
912,335.02/1,258,968.44 = 504,404.84/x - Step 3: Cross multiply
912,335.02x = 1,258,968.44 × 504,404.84 - Step 4: Simplify right side
912,335.02x = 635,029,774,543.25 - Step 5: Solve for x
x = 635,029,774,543.25/912,335.02 - Step 6: Final answer
x = 696,048.89
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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.