Finding the Fourth Proportional to 807,066.84, 1,113,707.84 and 444,422.18
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Solution
The fourth proportional to 807,066.84, 1,113,707.84 and 444,422.18 is: 613,278.16
Step by Step Solution
- Step 1: Write the proportion equation
807,066.84 : 1,113,707.84 = 444,422.18 : x - Step 2: Convert to fraction form
807,066.84/1,113,707.84 = 444,422.18/x - Step 3: Cross multiply
807,066.84x = 1,113,707.84 × 444,422.18 - Step 4: Simplify right side
807,066.84x = 494,956,466,135.89 - Step 5: Solve for x
x = 494,956,466,135.89/807,066.84 - Step 6: Final answer
x = 613,278.16
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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.