Finding the Fourth Proportional to 481,258.21, 664,128.27 and 266,393.65
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Solution
The fourth proportional to 481,258.21, 664,128.27 and 266,393.65 is: 367,618.78
Step by Step Solution
- Step 1: Write the proportion equation
481,258.21 : 664,128.27 = 266,393.65 : x - Step 2: Convert to fraction form
481,258.21/664,128.27 = 266,393.65/x - Step 3: Cross multiply
481,258.21x = 664,128.27 × 266,393.65 - Step 4: Simplify right side
481,258.21x = 176,919,553,913.49 - Step 5: Solve for x
x = 176,919,553,913.49/481,258.21 - Step 6: Final answer
x = 367,618.78
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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.