Finding the Fourth Proportional to 895,121.34, 1,235,294.10 and 551,155.74
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Solution
The fourth proportional to 895,121.34, 1,235,294.10 and 551,155.74 is: 760,611.33
Step by Step Solution
- Step 1: Write the proportion equation
895,121.34 : 1,235,294.10 = 551,155.74 : x - Step 2: Convert to fraction form
895,121.34/1,235,294.10 = 551,155.74/x - Step 3: Cross multiply
895,121.34x = 1,235,294.10 × 551,155.74 - Step 4: Simplify right side
895,121.34x = 680,839,433,803.13 - Step 5: Solve for x
x = 680,839,433,803.13/895,121.34 - Step 6: Final answer
x = 760,611.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.