Finding the Fourth Proportional to 544,915.92, 751,987.68 and 303,208.68
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Solution
The fourth proportional to 544,915.92, 751,987.68 and 303,208.68 is: 418,430.04
Step by Step Solution
- Step 1: Write the proportion equation
544,915.92 : 751,987.68 = 303,208.68 : x - Step 2: Convert to fraction form
544,915.92/751,987.68 = 303,208.68/x - Step 3: Cross multiply
544,915.92x = 751,987.68 × 303,208.68 - Step 4: Simplify right side
544,915.92x = 228,009,191,829.06 - Step 5: Solve for x
x = 228,009,191,829.06/544,915.92 - Step 6: Final answer
x = 418,430.04
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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.