Finding the Fourth Proportional to 414,959.68, 622,521.12 and 148,648.48
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Solution
The fourth proportional to 414,959.68, 622,521.12 and 148,648.48 is: 223,001.95
Step by Step Solution
- Step 1: Write the proportion equation
414,959.68 : 622,521.12 = 148,648.48 : x - Step 2: Convert to fraction form
414,959.68/622,521.12 = 148,648.48/x - Step 3: Cross multiply
414,959.68x = 622,521.12 × 148,648.48 - Step 4: Simplify right side
414,959.68x = 92,536,818,255.90 - Step 5: Solve for x
x = 92,536,818,255.90/414,959.68 - Step 6: Final answer
x = 223,001.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.