Finding the Fourth Proportional to 411,198.70, 616,798.05 and 201,246.70
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Solution
The fourth proportional to 411,198.70, 616,798.05 and 201,246.70 is: 301,870.05
Step by Step Solution
- Step 1: Write the proportion equation
411,198.70 : 616,798.05 = 201,246.70 : x - Step 2: Convert to fraction form
411,198.70/616,798.05 = 201,246.70/x - Step 3: Cross multiply
411,198.70x = 616,798.05 × 201,246.70 - Step 4: Simplify right side
411,198.70x = 124,128,572,128.94 - Step 5: Solve for x
x = 124,128,572,128.94/411,198.70 - Step 6: Final answer
x = 301,870.05
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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.