Finding the Fourth Proportional to 986,655.47, 1,361,585.97 and 533,946.47
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Solution
The fourth proportional to 986,655.47, 1,361,585.97 and 533,946.47 is: 736,846.89
Step by Step Solution
- Step 1: Write the proportion equation
986,655.47 : 1,361,585.97 = 533,946.47 : x - Step 2: Convert to fraction form
986,655.47/1,361,585.97 = 533,946.47/x - Step 3: Cross multiply
986,655.47x = 1,361,585.97 × 533,946.47 - Step 4: Simplify right side
986,655.47x = 727,014,015,475.10 - Step 5: Solve for x
x = 727,014,015,475.10/986,655.47 - Step 6: Final answer
x = 736,846.89
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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.