Finding the Fourth Proportional to 838,247.08, 1,257,358.36 and 207,160.96
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Solution
The fourth proportional to 838,247.08, 1,257,358.36 and 207,160.96 is: 310,738.41
Step by Step Solution
- Step 1: Write the proportion equation
838,247.08 : 1,257,358.36 = 207,160.96 : x - Step 2: Convert to fraction form
838,247.08/1,257,358.36 = 207,160.96/x - Step 3: Cross multiply
838,247.08x = 1,257,358.36 × 207,160.96 - Step 4: Simplify right side
838,247.08x = 260,475,564,921.63 - Step 5: Solve for x
x = 260,475,564,921.63/838,247.08 - Step 6: Final answer
x = 310,738.41
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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.