Finding the Fourth Proportional to 301,585.16, 449,072.08 and 290,808.68
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Solution
The fourth proportional to 301,585.16, 449,072.08 and 290,808.68 is: 433,025.48
Step by Step Solution
- Step 1: Write the proportion equation
301,585.16 : 449,072.08 = 290,808.68 : x - Step 2: Convert to fraction form
301,585.16/449,072.08 = 290,808.68/x - Step 3: Cross multiply
301,585.16x = 449,072.08 × 290,808.68 - Step 4: Simplify right side
301,585.16x = 130,594,058,809.65 - Step 5: Solve for x
x = 130,594,058,809.65/301,585.16 - Step 6: Final answer
x = 433,025.48
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.