Finding the Fourth Proportional to 986,187.84, 1,360,940.58 and 533,478.84
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Solution
The fourth proportional to 986,187.84, 1,360,940.58 and 533,478.84 is: 736,201.54
Step by Step Solution
- Step 1: Write the proportion equation
986,187.84 : 1,360,940.58 = 533,478.84 : x - Step 2: Convert to fraction form
986,187.84/1,360,940.58 = 533,478.84/x - Step 3: Cross multiply
986,187.84x = 1,360,940.58 × 533,478.84 - Step 4: Simplify right side
986,187.84x = 726,033,001,927.33 - Step 5: Solve for x
x = 726,033,001,927.33/986,187.84 - Step 6: Final answer
x = 736,201.54
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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.