Finding the Fourth Proportional to 485,214.00, 669,599.71 and 267,430.41
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Solution
The fourth proportional to 485,214.00, 669,599.71 and 267,430.41 is: 369,056.39
Step by Step Solution
- Step 1: Write the proportion equation
485,214.00 : 669,599.71 = 267,430.41 : x - Step 2: Convert to fraction form
485,214.00/669,599.71 = 267,430.41/x - Step 3: Cross multiply
485,214.00x = 669,599.71 × 267,430.41 - Step 4: Simplify right side
485,214.00x = 179,071,325,816.90 - Step 5: Solve for x
x = 179,071,325,816.90/485,214.00 - Step 6: Final answer
x = 369,056.39
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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.