Finding the Fourth Proportional to 307,744.48, 424,758.24 and 180,461.08
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Solution
The fourth proportional to 307,744.48, 424,758.24 and 180,461.08 is: 249,077.84
Step by Step Solution
- Step 1: Write the proportion equation
307,744.48 : 424,758.24 = 180,461.08 : x - Step 2: Convert to fraction form
307,744.48/424,758.24 = 180,461.08/x - Step 3: Cross multiply
307,744.48x = 424,758.24 × 180,461.08 - Step 4: Simplify right side
307,744.48x = 76,652,331,260.25 - Step 5: Solve for x
x = 76,652,331,260.25/307,744.48 - Step 6: Final answer
x = 249,077.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.