Finding the Fourth Proportional to 524,152.41, 723,280.35 and 306,411.99
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Solution
The fourth proportional to 524,152.41, 723,280.35 and 306,411.99 is: 422,819.33
Step by Step Solution
- Step 1: Write the proportion equation
524,152.41 : 723,280.35 = 306,411.99 : x - Step 2: Convert to fraction form
524,152.41/723,280.35 = 306,411.99/x - Step 3: Cross multiply
524,152.41x = 723,280.35 × 306,411.99 - Step 4: Simplify right side
524,152.41x = 221,621,771,371.40 - Step 5: Solve for x
x = 221,621,771,371.40/524,152.41 - Step 6: Final answer
x = 422,819.33
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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.