Finding the Fourth Proportional to 439,266.07, 658,147.14 and 239,726.62
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Solution
The fourth proportional to 439,266.07, 658,147.14 and 239,726.62 is: 359,179.55
Step by Step Solution
- Step 1: Write the proportion equation
439,266.07 : 658,147.14 = 239,726.62 : x - Step 2: Convert to fraction form
439,266.07/658,147.14 = 239,726.62/x - Step 3: Cross multiply
439,266.07x = 658,147.14 × 239,726.62 - Step 4: Simplify right side
439,266.07x = 157,775,390,157.55 - Step 5: Solve for x
x = 157,775,390,157.55/439,266.07 - Step 6: Final answer
x = 359,179.55
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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.