Finding the Fourth Proportional to 997,070.70, 1,495,803.28 and 365,989.98
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Solution
The fourth proportional to 997,070.70, 1,495,803.28 and 365,989.98 is: 549,057.37
Step by Step Solution
- Step 1: Write the proportion equation
997,070.70 : 1,495,803.28 = 365,989.98 : x - Step 2: Convert to fraction form
997,070.70/1,495,803.28 = 365,989.98/x - Step 3: Cross multiply
997,070.70x = 1,495,803.28 × 365,989.98 - Step 4: Simplify right side
997,070.70x = 547,449,012,531.13 - Step 5: Solve for x
x = 547,449,012,531.13/997,070.70 - Step 6: Final answer
x = 549,057.37
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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.