Finding the Fourth Proportional to 841,266.24, 1,160,901.92 and 478,679.36
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Solution
The fourth proportional to 841,266.24, 1,160,901.92 and 478,679.36 is: 660,551.63
Step by Step Solution
- Step 1: Write the proportion equation
841,266.24 : 1,160,901.92 = 478,679.36 : x - Step 2: Convert to fraction form
841,266.24/1,160,901.92 = 478,679.36/x - Step 3: Cross multiply
841,266.24x = 1,160,901.92 × 478,679.36 - Step 4: Simplify right side
841,266.24x = 555,699,788,088.37 - Step 5: Solve for x
x = 555,699,788,088.37/841,266.24 - Step 6: Final answer
x = 660,551.63
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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.