Finding the Fourth Proportional to 935,663.50, 1,402,958.01 and 366,378.06
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Solution
The fourth proportional to 935,663.50, 1,402,958.01 and 366,378.06 is: 549,356.73
Step by Step Solution
- Step 1: Write the proportion equation
935,663.50 : 1,402,958.01 = 366,378.06 : x - Step 2: Convert to fraction form
935,663.50/1,402,958.01 = 366,378.06/x - Step 3: Cross multiply
935,663.50x = 1,402,958.01 × 366,378.06 - Step 4: Simplify right side
935,663.50x = 514,013,033,965.26 - Step 5: Solve for x
x = 514,013,033,965.26/935,663.50 - Step 6: Final answer
x = 549,356.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.