Finding the Fourth Proportional to 790,679.17, 1,185,454.99 and 369,725.41
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Solution
The fourth proportional to 790,679.17, 1,185,454.99 and 369,725.41 is: 554,324.50
Step by Step Solution
- Step 1: Write the proportion equation
790,679.17 : 1,185,454.99 = 369,725.41 : x - Step 2: Convert to fraction form
790,679.17/1,185,454.99 = 369,725.41/x - Step 3: Cross multiply
790,679.17x = 1,185,454.99 × 369,725.41 - Step 4: Simplify right side
790,679.17x = 438,292,832,214.30 - Step 5: Solve for x
x = 438,292,832,214.30/790,679.17 - Step 6: Final answer
x = 554,324.50
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1.5x scale
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.