Finding the Fourth Proportional to 524,155.16, 723,284.14 and 306,414.74
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Solution
The fourth proportional to 524,155.16, 723,284.14 and 306,414.74 is: 422,823.12
Step by Step Solution
- Step 1: Write the proportion equation
524,155.16 : 723,284.14 = 306,414.74 : x - Step 2: Convert to fraction form
524,155.16/723,284.14 = 306,414.74/x - Step 3: Cross multiply
524,155.16x = 723,284.14 × 306,414.74 - Step 4: Simplify right side
524,155.16x = 221,624,921,704.22 - Step 5: Solve for x
x = 221,624,921,704.22/524,155.16 - Step 6: Final answer
x = 422,823.12
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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.