Finding the Fourth Proportional to 651,807.63, 977,804.64 and 246,890.70
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Solution
The fourth proportional to 651,807.63, 977,804.64 and 246,890.70 is: 370,371.35
Step by Step Solution
- Step 1: Write the proportion equation
651,807.63 : 977,804.64 = 246,890.70 : x - Step 2: Convert to fraction form
651,807.63/977,804.64 = 246,890.70/x - Step 3: Cross multiply
651,807.63x = 977,804.64 × 246,890.70 - Step 4: Simplify right side
651,807.63x = 241,410,872,032.85 - Step 5: Solve for x
x = 241,410,872,032.85/651,807.63 - Step 6: Final answer
x = 370,371.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.