Finding the Fourth Proportional to 283,623.24, 425,284.32 and 83,916.12
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Solution
The fourth proportional to 283,623.24, 425,284.32 and 83,916.12 is: 125,829.64
Step by Step Solution
- Step 1: Write the proportion equation
283,623.24 : 425,284.32 = 83,916.12 : x - Step 2: Convert to fraction form
283,623.24/425,284.32 = 83,916.12/x - Step 3: Cross multiply
283,623.24x = 425,284.32 × 83,916.12 - Step 4: Simplify right side
283,623.24x = 35,688,210,031.24 - Step 5: Solve for x
x = 35,688,210,031.24/283,623.24 - Step 6: Final answer
x = 125,829.64
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1.5x scale
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.