Finding the Fourth Proportional to 283,513.02, 424,977.45 and 125,815.74
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Solution
The fourth proportional to 283,513.02, 424,977.45 and 125,815.74 is: 188,593.99
Step by Step Solution
- Step 1: Write the proportion equation
283,513.02 : 424,977.45 = 125,815.74 : x - Step 2: Convert to fraction form
283,513.02/424,977.45 = 125,815.74/x - Step 3: Cross multiply
283,513.02x = 424,977.45 × 125,815.74 - Step 4: Simplify right side
283,513.02x = 53,468,852,355.06 - Step 5: Solve for x
x = 53,468,852,355.06/283,513.02 - Step 6: Final answer
x = 188,593.99
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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.