Finding the Fourth Proportional to 537,177.21, 741,367.57 and 307,808.75
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Solution
The fourth proportional to 537,177.21, 741,367.57 and 307,808.75 is: 424,812.19
Step by Step Solution
- Step 1: Write the proportion equation
537,177.21 : 741,367.57 = 307,808.75 : x - Step 2: Convert to fraction form
537,177.21/741,367.57 = 307,808.75/x - Step 3: Cross multiply
537,177.21x = 741,367.57 × 307,808.75 - Step 4: Simplify right side
537,177.21x = 228,199,425,012.24 - Step 5: Solve for x
x = 228,199,425,012.24/537,177.21 - Step 6: Final answer
x = 424,812.19
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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.