Finding the Fourth Proportional to 501,809.13, 692,494.84 and 272,366.42
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Solution
The fourth proportional to 501,809.13, 692,494.84 and 272,366.42 is: 375,864.70
Step by Step Solution
- Step 1: Write the proportion equation
501,809.13 : 692,494.84 = 272,366.42 : x - Step 2: Convert to fraction form
501,809.13/692,494.84 = 272,366.42/x - Step 3: Cross multiply
501,809.13x = 692,494.84 × 272,366.42 - Step 4: Simplify right side
501,809.13x = 188,612,338,027.12 - Step 5: Solve for x
x = 188,612,338,027.12/501,809.13 - Step 6: Final answer
x = 375,864.70
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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.