Finding the Fourth Proportional to 960,575.76, 1,440,902.52 and 361,473.84
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Solution
The fourth proportional to 960,575.76, 1,440,902.52 and 361,473.84 is: 542,225.39
Step by Step Solution
- Step 1: Write the proportion equation
960,575.76 : 1,440,902.52 = 361,473.84 : x - Step 2: Convert to fraction form
960,575.76/1,440,902.52 = 361,473.84/x - Step 3: Cross multiply
960,575.76x = 1,440,902.52 × 361,473.84 - Step 4: Simplify right side
960,575.76x = 520,848,566,970.08 - Step 5: Solve for x
x = 520,848,566,970.08/960,575.76 - Step 6: Final answer
x = 542,225.39
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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.