Finding the Fourth Proportional to 292,869.87, 439,372.25 and 124,395.54
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Solution
The fourth proportional to 292,869.87, 439,372.25 and 124,395.54 is: 186,621.95
Step by Step Solution
- Step 1: Write the proportion equation
292,869.87 : 439,372.25 = 124,395.54 : x - Step 2: Convert to fraction form
292,869.87/439,372.25 = 124,395.54/x - Step 3: Cross multiply
292,869.87x = 439,372.25 × 124,395.54 - Step 4: Simplify right side
292,869.87x = 54,655,947,677.79 - Step 5: Solve for x
x = 54,655,947,677.79/292,869.87 - Step 6: Final answer
x = 186,621.95
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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.