Finding the Fourth Proportional to 889,924.78, 1,227,757.20 and 657,908.84
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Solution
The fourth proportional to 889,924.78, 1,227,757.20 and 657,908.84 is: 907,663.58
Step by Step Solution
- Step 1: Write the proportion equation
889,924.78 : 1,227,757.20 = 657,908.84 : x - Step 2: Convert to fraction form
889,924.78/1,227,757.20 = 657,908.84/x - Step 3: Cross multiply
889,924.78x = 1,227,757.20 × 657,908.84 - Step 4: Simplify right side
889,924.78x = 807,752,315,253.65 - Step 5: Solve for x
x = 807,752,315,253.65/889,924.78 - Step 6: Final answer
x = 907,663.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.