Finding the Fourth Proportional to 307,744.19, 424,757.84 and 180,460.79
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Solution
The fourth proportional to 307,744.19, 424,757.84 and 180,460.79 is: 249,077.44
Step by Step Solution
- Step 1: Write the proportion equation
307,744.19 : 424,757.84 = 180,460.79 : x - Step 2: Convert to fraction form
307,744.19/424,757.84 = 180,460.79/x - Step 3: Cross multiply
307,744.19x = 424,757.84 × 180,460.79 - Step 4: Simplify right side
307,744.19x = 76,652,134,462.79 - Step 5: Solve for x
x = 76,652,134,462.79/307,744.19 - Step 6: Final answer
x = 249,077.44
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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.