Finding the Fourth Proportional to 480,303.06, 662,774.67 and 276,299.70
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Solution
The fourth proportional to 480,303.06, 662,774.67 and 276,299.70 is: 381,268.53
Step by Step Solution
- Step 1: Write the proportion equation
480,303.06 : 662,774.67 = 276,299.70 : x - Step 2: Convert to fraction form
480,303.06/662,774.67 = 276,299.70/x - Step 3: Cross multiply
480,303.06x = 662,774.67 × 276,299.70 - Step 4: Simplify right side
480,303.06x = 183,124,442,488.60 - Step 5: Solve for x
x = 183,124,442,488.60/480,303.06 - Step 6: Final answer
x = 381,268.53
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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.