Finding the Fourth Proportional to 863,821.36, 1,295,177.01 and 358,730.74
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Solution
The fourth proportional to 863,821.36, 1,295,177.01 and 358,730.74 is: 537,865.62
Step by Step Solution
- Step 1: Write the proportion equation
863,821.36 : 1,295,177.01 = 358,730.74 : x - Step 2: Convert to fraction form
863,821.36/1,295,177.01 = 358,730.74/x - Step 3: Cross multiply
863,821.36x = 1,295,177.01 × 358,730.74 - Step 4: Simplify right side
863,821.36x = 464,619,807,228.29 - Step 5: Solve for x
x = 464,619,807,228.29/863,821.36 - Step 6: Final answer
x = 537,865.62
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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.