Finding the Fourth Proportional to 318,277.41, 439,214.07 and 175,037.46
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Solution
The fourth proportional to 318,277.41, 439,214.07 and 175,037.46 is: 241,546.88
Step by Step Solution
- Step 1: Write the proportion equation
318,277.41 : 439,214.07 = 175,037.46 : x - Step 2: Convert to fraction form
318,277.41/439,214.07 = 175,037.46/x - Step 3: Cross multiply
318,277.41x = 439,214.07 × 175,037.46 - Step 4: Simplify right side
318,277.41x = 76,878,915,209.06 - Step 5: Solve for x
x = 76,878,915,209.06/318,277.41 - Step 6: Final answer
x = 241,546.88
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1.5x scale
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.