Finding the Fourth Proportional to 572,963.28, 859,590.99 and 269,298.63
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Solution
The fourth proportional to 572,963.28, 859,590.99 and 269,298.63 is: 404,016.60
Step by Step Solution
- Step 1: Write the proportion equation
572,963.28 : 859,590.99 = 269,298.63 : x - Step 2: Convert to fraction form
572,963.28/859,590.99 = 269,298.63/x - Step 3: Cross multiply
572,963.28x = 859,590.99 × 269,298.63 - Step 4: Simplify right side
572,963.28x = 231,486,675,967.34 - Step 5: Solve for x
x = 231,486,675,967.34/572,963.28 - Step 6: Final answer
x = 404,016.60
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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.