Finding the Fourth Proportional to 501,811.35, 692,497.92 and 272,368.62
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Solution
The fourth proportional to 501,811.35, 692,497.92 and 272,368.62 is: 375,867.75
Step by Step Solution
- Step 1: Write the proportion equation
501,811.35 : 692,497.92 = 272,368.62 : x - Step 2: Convert to fraction form
501,811.35/692,497.92 = 272,368.62/x - Step 3: Cross multiply
501,811.35x = 692,497.92 × 272,368.62 - Step 4: Simplify right side
501,811.35x = 188,614,702,823.27 - Step 5: Solve for x
x = 188,614,702,823.27/501,811.35 - Step 6: Final answer
x = 375,867.75
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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.