Finding the Fourth Proportional to 790,903.13, 1,186,556.99 and 229,937.63
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Solution
The fourth proportional to 790,903.13, 1,186,556.99 and 229,937.63 is: 344,965.25
Step by Step Solution
- Step 1: Write the proportion equation
790,903.13 : 1,186,556.99 = 229,937.63 : x - Step 2: Convert to fraction form
790,903.13/1,186,556.99 = 229,937.63/x - Step 3: Cross multiply
790,903.13x = 1,186,556.99 × 229,937.63 - Step 4: Simplify right side
790,903.13x = 272,834,095,058.06 - Step 5: Solve for x
x = 272,834,095,058.06/790,903.13 - Step 6: Final answer
x = 344,965.25
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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.