Finding the Fourth Proportional to 371,156.76, 556,462.50 and 118,291.74
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Solution
The fourth proportional to 371,156.76, 556,462.50 and 118,291.74 is: 177,350.72
Step by Step Solution
- Step 1: Write the proportion equation
371,156.76 : 556,462.50 = 118,291.74 : x - Step 2: Convert to fraction form
371,156.76/556,462.50 = 118,291.74/x - Step 3: Cross multiply
371,156.76x = 556,462.50 × 118,291.74 - Step 4: Simplify right side
371,156.76x = 65,824,917,369.75 - Step 5: Solve for x
x = 65,824,917,369.75/371,156.76 - Step 6: Final answer
x = 177,350.72
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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.