Finding the Fourth Proportional to 949,243.29, 1,423,640.53 and 349,878.93
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Solution
The fourth proportional to 949,243.29, 1,423,640.53 and 349,878.93 is: 524,735.68
Step by Step Solution
- Step 1: Write the proportion equation
949,243.29 : 1,423,640.53 = 349,878.93 : x - Step 2: Convert to fraction form
949,243.29/1,423,640.53 = 349,878.93/x - Step 3: Cross multiply
949,243.29x = 1,423,640.53 × 349,878.93 - Step 4: Simplify right side
949,243.29x = 498,101,825,341.03 - Step 5: Solve for x
x = 498,101,825,341.03/949,243.29 - Step 6: Final answer
x = 524,735.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.