Finding the Fourth Proportional to 696,175.14, 1,044,263.50 and 190,740.40
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Solution
The fourth proportional to 696,175.14, 1,044,263.50 and 190,740.40 is: 286,110.82
Step by Step Solution
- Step 1: Write the proportion equation
696,175.14 : 1,044,263.50 = 190,740.40 : x - Step 2: Convert to fraction form
696,175.14/1,044,263.50 = 190,740.40/x - Step 3: Cross multiply
696,175.14x = 1,044,263.50 × 190,740.40 - Step 4: Simplify right side
696,175.14x = 199,183,237,695.40 - Step 5: Solve for x
x = 199,183,237,695.40/696,175.14 - Step 6: Final answer
x = 286,110.82
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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.