Finding the Fourth Proportional to 462,706.02, 693,801.18 and 142,767.09
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Solution
The fourth proportional to 462,706.02, 693,801.18 and 142,767.09 is: 214,071.08
Step by Step Solution
- Step 1: Write the proportion equation
462,706.02 : 693,801.18 = 142,767.09 : x - Step 2: Convert to fraction form
462,706.02/693,801.18 = 142,767.09/x - Step 3: Cross multiply
462,706.02x = 693,801.18 × 142,767.09 - Step 4: Simplify right side
462,706.02x = 99,051,975,507.17 - Step 5: Solve for x
x = 99,051,975,507.17/462,706.02 - Step 6: Final answer
x = 214,071.08
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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.