Finding the Fourth Proportional to 958,358.10, 1,437,537.15 and 880,943.70
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Solution
The fourth proportional to 958,358.10, 1,437,537.15 and 880,943.70 is: 1,321,415.55
Step by Step Solution
- Step 1: Write the proportion equation
958,358.10 : 1,437,537.15 = 880,943.70 : x - Step 2: Convert to fraction form
958,358.10/1,437,537.15 = 880,943.70/x - Step 3: Cross multiply
958,358.10x = 1,437,537.15 × 880,943.70 - Step 4: Simplify right side
958,358.10x = 1,266,389,295,808.45 - Step 5: Solve for x
x = 1,266,389,295,808.45/958,358.10 - Step 6: Final answer
x = 1,321,415.55
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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.