Finding the Fourth Proportional to 540,856.08, 746,352.09 and 299,124.54
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Solution
The fourth proportional to 540,856.08, 746,352.09 and 299,124.54 is: 412,775.66
Step by Step Solution
- Step 1: Write the proportion equation
540,856.08 : 746,352.09 = 299,124.54 : x - Step 2: Convert to fraction form
540,856.08/746,352.09 = 299,124.54/x - Step 3: Cross multiply
540,856.08x = 746,352.09 × 299,124.54 - Step 4: Simplify right side
540,856.08x = 223,252,225,599.29 - Step 5: Solve for x
x = 223,252,225,599.29/540,856.08 - Step 6: Final answer
x = 412,775.66
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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.