Finding the Fourth Proportional to 1,078,246.68, 1,617,019.74 and 358,395
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Solution
The fourth proportional to 1,078,246.68, 1,617,019.74 and 358,395 is: 537,476.07
Step by Step Solution
- Step 1: Write the proportion equation
1,078,246.68 : 1,617,019.74 = 358,395 : x - Step 2: Convert to fraction form
1,078,246.68/1,617,019.74 = 358,395/x - Step 3: Cross multiply
1,078,246.68x = 1,617,019.74 × 358,395 - Step 4: Simplify right side
1,078,246.68x = 579,531,789,717.30 - Step 5: Solve for x
x = 579,531,789,717.30/1,078,246.68 - Step 6: Final answer
x = 537,476.07
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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.