Finding the Fourth Proportional to 423,752.82, 584,636.18 and 239,966.26
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Solution
The fourth proportional to 423,752.82, 584,636.18 and 239,966.26 is: 331,072.62
Step by Step Solution
- Step 1: Write the proportion equation
423,752.82 : 584,636.18 = 239,966.26 : x - Step 2: Convert to fraction form
423,752.82/584,636.18 = 239,966.26/x - Step 3: Cross multiply
423,752.82x = 584,636.18 × 239,966.26 - Step 4: Simplify right side
423,752.82x = 140,292,957,575.29 - Step 5: Solve for x
x = 140,292,957,575.29/423,752.82 - Step 6: Final answer
x = 331,072.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.