Finding the Fourth Proportional to 556,763.97, 835,135.70 and 177,681.71
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Solution
The fourth proportional to 556,763.97, 835,135.70 and 177,681.71 is: 266,519.28
Step by Step Solution
- Step 1: Write the proportion equation
556,763.97 : 835,135.70 = 177,681.71 : x - Step 2: Convert to fraction form
556,763.97/835,135.70 = 177,681.71/x - Step 3: Cross multiply
556,763.97x = 835,135.70 × 177,681.71 - Step 4: Simplify right side
556,763.97x = 148,388,334,193.96 - Step 5: Solve for x
x = 148,388,334,193.96/556,763.97 - Step 6: Final answer
x = 266,519.28
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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.