Finding the Fourth Proportional to 963,772.56, 1,445,285.10 and 514,248.18
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Solution
The fourth proportional to 963,772.56, 1,445,285.10 and 514,248.18 is: 771,172.85
Step by Step Solution
- Step 1: Write the proportion equation
963,772.56 : 1,445,285.10 = 514,248.18 : x - Step 2: Convert to fraction form
963,772.56/1,445,285.10 = 514,248.18/x - Step 3: Cross multiply
963,772.56x = 1,445,285.10 × 514,248.18 - Step 4: Simplify right side
963,772.56x = 743,235,232,256.12 - Step 5: Solve for x
x = 743,235,232,256.12/963,772.56 - Step 6: Final answer
x = 771,172.85
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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.