Finding the Fourth Proportional to 751,430.16, 1,124,484.55 and 467,254.53
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Solution
The fourth proportional to 751,430.16, 1,124,484.55 and 467,254.53 is: 699,227.32
Step by Step Solution
- Step 1: Write the proportion equation
751,430.16 : 1,124,484.55 = 467,254.53 : x - Step 2: Convert to fraction form
751,430.16/1,124,484.55 = 467,254.53/x - Step 3: Cross multiply
751,430.16x = 1,124,484.55 × 467,254.53 - Step 4: Simplify right side
751,430.16x = 525,420,498,734.38 - Step 5: Solve for x
x = 525,420,498,734.38/751,430.16 - Step 6: Final answer
x = 699,227.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.