Finding the Fourth Proportional to 349,931.25, 524,056.09 and 199,716.12
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Solution
The fourth proportional to 349,931.25, 524,056.09 and 199,716.12 is: 299,094.32
Step by Step Solution
- Step 1: Write the proportion equation
349,931.25 : 524,056.09 = 199,716.12 : x - Step 2: Convert to fraction form
349,931.25/524,056.09 = 199,716.12/x - Step 3: Cross multiply
349,931.25x = 524,056.09 × 199,716.12 - Step 4: Simplify right side
349,931.25x = 104,662,448,957.17 - Step 5: Solve for x
x = 104,662,448,957.17/349,931.25 - Step 6: Final answer
x = 299,094.32
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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.