Finding the Fourth Proportional to 423,291.48, 584,156.34 and 232,315.26
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Solution
The fourth proportional to 423,291.48, 584,156.34 and 232,315.26 is: 320,602.80
Step by Step Solution
- Step 1: Write the proportion equation
423,291.48 : 584,156.34 = 232,315.26 : x - Step 2: Convert to fraction form
423,291.48/584,156.34 = 232,315.26/x - Step 3: Cross multiply
423,291.48x = 584,156.34 × 232,315.26 - Step 4: Simplify right side
423,291.48x = 135,708,432,007.75 - Step 5: Solve for x
x = 135,708,432,007.75/423,291.48 - Step 6: Final answer
x = 320,602.80
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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.