Finding the Fourth Proportional to 841,383.99, 1,160,520.75 and 569,332.14
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Solution
The fourth proportional to 841,383.99, 1,160,520.75 and 569,332.14 is: 785,279.69
Step by Step Solution
- Step 1: Write the proportion equation
841,383.99 : 1,160,520.75 = 569,332.14 : x - Step 2: Convert to fraction form
841,383.99/1,160,520.75 = 569,332.14/x - Step 3: Cross multiply
841,383.99x = 1,160,520.75 × 569,332.14 - Step 4: Simplify right side
841,383.99x = 660,721,762,111.91 - Step 5: Solve for x
x = 660,721,762,111.91/841,383.99 - Step 6: Final answer
x = 785,279.69
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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.