Finding the Fourth Proportional to 889,351.65, 1,333,752.18 and 320,659.53
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Solution
The fourth proportional to 889,351.65, 1,333,752.18 and 320,659.53 is: 480,890.03
Step by Step Solution
- Step 1: Write the proportion equation
889,351.65 : 1,333,752.18 = 320,659.53 : x - Step 2: Convert to fraction form
889,351.65/1,333,752.18 = 320,659.53/x - Step 3: Cross multiply
889,351.65x = 1,333,752.18 × 320,659.53 - Step 4: Simplify right side
889,351.65x = 427,680,340,971.23 - Step 5: Solve for x
x = 427,680,340,971.23/889,351.65 - Step 6: Final answer
x = 480,890.03
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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.