Finding the Fourth Proportional to 885,452.19, 1,221,918.37 and 503,479
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Solution
The fourth proportional to 885,452.19, 1,221,918.37 and 503,479 is: 694,797.81
Step by Step Solution
- Step 1: Write the proportion equation
885,452.19 : 1,221,918.37 = 503,479 : x - Step 2: Convert to fraction form
885,452.19/1,221,918.37 = 503,479/x - Step 3: Cross multiply
885,452.19x = 1,221,918.37 × 503,479 - Step 4: Simplify right side
885,452.19x = 615,210,239,009.23 - Step 5: Solve for x
x = 615,210,239,009.23/885,452.19 - Step 6: Final answer
x = 694,797.81
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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.