Finding the Fourth Proportional to 304,393.80, 456,590.70 and 164,425.80
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Solution
The fourth proportional to 304,393.80, 456,590.70 and 164,425.80 is: 246,638.70
Step by Step Solution
- Step 1: Write the proportion equation
304,393.80 : 456,590.70 = 164,425.80 : x - Step 2: Convert to fraction form
304,393.80/456,590.70 = 164,425.80/x - Step 3: Cross multiply
304,393.80x = 456,590.70 × 164,425.80 - Step 4: Simplify right side
304,393.80x = 75,075,291,120.06 - Step 5: Solve for x
x = 75,075,291,120.06/304,393.80 - Step 6: Final answer
x = 246,638.70
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1.5x scale
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.