Finding the Fourth Proportional to 442,929.21, 611,233.79 and 241,726.65
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Solution
The fourth proportional to 442,929.21, 611,233.79 and 241,726.65 is: 333,578.12
Step by Step Solution
- Step 1: Write the proportion equation
442,929.21 : 611,233.79 = 241,726.65 : x - Step 2: Convert to fraction form
442,929.21/611,233.79 = 241,726.65/x - Step 3: Cross multiply
442,929.21x = 611,233.79 × 241,726.65 - Step 4: Simplify right side
442,929.21x = 147,751,495,214.87 - Step 5: Solve for x
x = 147,751,495,214.87/442,929.21 - Step 6: Final answer
x = 333,578.12
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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.