Finding the Fourth Proportional to 556,432.70, 834,649.05 and 201,701.30
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Solution
The fourth proportional to 556,432.70, 834,649.05 and 201,701.30 is: 302,551.95
Step by Step Solution
- Step 1: Write the proportion equation
556,432.70 : 834,649.05 = 201,701.30 : x - Step 2: Convert to fraction form
556,432.70/834,649.05 = 201,701.30/x - Step 3: Cross multiply
556,432.70x = 834,649.05 × 201,701.30 - Step 4: Simplify right side
556,432.70x = 168,349,798,428.77 - Step 5: Solve for x
x = 168,349,798,428.77/556,432.70 - Step 6: Final answer
x = 302,551.95
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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.