Finding the Fourth Proportional to 416,325.02, 574,528.01 and 225,337.95
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Solution
The fourth proportional to 416,325.02, 574,528.01 and 225,337.95 is: 310,966.09
Step by Step Solution
- Step 1: Write the proportion equation
416,325.02 : 574,528.01 = 225,337.95 : x - Step 2: Convert to fraction form
416,325.02/574,528.01 = 225,337.95/x - Step 3: Cross multiply
416,325.02x = 574,528.01 × 225,337.95 - Step 4: Simplify right side
416,325.02x = 129,462,962,864.29 - Step 5: Solve for x
x = 129,462,962,864.29/416,325.02 - Step 6: Final answer
x = 310,966.09
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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.