Finding the Fourth Proportional to 942,313.36, 1,299,963.40 and 560,122.96
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Solution
The fourth proportional to 942,313.36, 1,299,963.40 and 560,122.96 is: 772,714.66
Step by Step Solution
- Step 1: Write the proportion equation
942,313.36 : 1,299,963.40 = 560,122.96 : x - Step 2: Convert to fraction form
942,313.36/1,299,963.40 = 560,122.96/x - Step 3: Cross multiply
942,313.36x = 1,299,963.40 × 560,122.96 - Step 4: Simplify right side
942,313.36x = 728,139,347,499.66 - Step 5: Solve for x
x = 728,139,347,499.66/942,313.36 - Step 6: Final answer
x = 772,714.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.