Finding the Fourth Proportional to 984,148.93, 1,358,125.61 and 554,428.94
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Solution
The fourth proportional to 984,148.93, 1,358,125.61 and 554,428.94 is: 765,111.99
Step by Step Solution
- Step 1: Write the proportion equation
984,148.93 : 1,358,125.61 = 554,428.94 : x - Step 2: Convert to fraction form
984,148.93/1,358,125.61 = 554,428.94/x - Step 3: Cross multiply
984,148.93x = 1,358,125.61 × 554,428.94 - Step 4: Simplify right side
984,148.93x = 752,984,142,962.32 - Step 5: Solve for x
x = 752,984,142,962.32/984,148.93 - Step 6: Final answer
x = 765,111.99
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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.