Finding the Fourth Proportional to 601,130.21, 901,357.52 and 411,804.05
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Solution
The fourth proportional to 601,130.21, 901,357.52 and 411,804.05 is: 617,474.66
Step by Step Solution
- Step 1: Write the proportion equation
601,130.21 : 901,357.52 = 411,804.05 : x - Step 2: Convert to fraction form
601,130.21/901,357.52 = 411,804.05/x - Step 3: Cross multiply
601,130.21x = 901,357.52 × 411,804.05 - Step 4: Simplify right side
601,130.21x = 371,182,670,668.15 - Step 5: Solve for x
x = 371,182,670,668.15/601,130.21 - Step 6: Final answer
x = 617,474.66
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1.5x scale
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.