Finding the Fourth Proportional to 430,085.68, 593,538.49 and 239,102.26
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Solution
The fourth proportional to 430,085.68, 593,538.49 and 239,102.26 is: 329,972.38
Step by Step Solution
- Step 1: Write the proportion equation
430,085.68 : 593,538.49 = 239,102.26 : x - Step 2: Convert to fraction form
430,085.68/593,538.49 = 239,102.26/x - Step 3: Cross multiply
430,085.68x = 593,538.49 × 239,102.26 - Step 4: Simplify right side
430,085.68x = 141,916,394,355.99 - Step 5: Solve for x
x = 141,916,394,355.99/430,085.68 - Step 6: Final answer
x = 329,972.38
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1.5x scale
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.