Finding the Fourth Proportional to 358,563.10, 537,903.07 and 105,869.13
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Solution
The fourth proportional to 358,563.10, 537,903.07 and 105,869.13 is: 158,820.94
Step by Step Solution
- Step 1: Write the proportion equation
358,563.10 : 537,903.07 = 105,869.13 : x - Step 2: Convert to fraction form
358,563.10/537,903.07 = 105,869.13/x - Step 3: Cross multiply
358,563.10x = 537,903.07 × 105,869.13 - Step 4: Simplify right side
358,563.10x = 56,947,330,045.23 - Step 5: Solve for x
x = 56,947,330,045.23/358,563.10 - Step 6: Final answer
x = 158,820.94
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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.