Finding the Fourth Proportional to 453,037.75, 625,178.87 and 249,088.45
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Solution
The fourth proportional to 453,037.75, 625,178.87 and 249,088.45 is: 343,734.79
Step by Step Solution
- Step 1: Write the proportion equation
453,037.75 : 625,178.87 = 249,088.45 : x - Step 2: Convert to fraction form
453,037.75/625,178.87 = 249,088.45/x - Step 3: Cross multiply
453,037.75x = 625,178.87 × 249,088.45 - Step 4: Simplify right side
453,037.75x = 155,724,835,701.05 - Step 5: Solve for x
x = 155,724,835,701.05/453,037.75 - Step 6: Final answer
x = 343,734.79
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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.