Finding the Fourth Proportional to 529,588.26, 730,937.91 and 314,686.75
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Solution
The fourth proportional to 529,588.26, 730,937.91 and 314,686.75 is: 434,330.77
Step by Step Solution
- Step 1: Write the proportion equation
529,588.26 : 730,937.91 = 314,686.75 : x - Step 2: Convert to fraction form
529,588.26/730,937.91 = 314,686.75/x - Step 3: Cross multiply
529,588.26x = 730,937.91 × 314,686.75 - Step 4: Simplify right side
529,588.26x = 230,016,475,349.69 - Step 5: Solve for x
x = 230,016,475,349.69/529,588.26 - Step 6: Final answer
x = 434,330.77
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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.