Finding the Fourth Proportional to 984,303.65, 1,476,266.81 and 415,497.75
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Solution
The fourth proportional to 984,303.65, 1,476,266.81 and 415,497.75 is: 623,166.99
Step by Step Solution
- Step 1: Write the proportion equation
984,303.65 : 1,476,266.81 = 415,497.75 : x - Step 2: Convert to fraction form
984,303.65/1,476,266.81 = 415,497.75/x - Step 3: Cross multiply
984,303.65x = 1,476,266.81 × 415,497.75 - Step 4: Simplify right side
984,303.65x = 613,385,535,877.19 - Step 5: Solve for x
x = 613,385,535,877.19/984,303.65 - Step 6: Final answer
x = 623,166.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.