Finding the Fourth Proportional to 623,129.32, 934,319.62 and 243,598.02
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Solution
The fourth proportional to 623,129.32, 934,319.62 and 243,598.02 is: 365,250.68
Step by Step Solution
- Step 1: Write the proportion equation
623,129.32 : 934,319.62 = 243,598.02 : x - Step 2: Convert to fraction form
623,129.32/934,319.62 = 243,598.02/x - Step 3: Cross multiply
623,129.32x = 934,319.62 × 243,598.02 - Step 4: Simplify right side
623,129.32x = 227,598,409,479.15 - Step 5: Solve for x
x = 227,598,409,479.15/623,129.32 - Step 6: Final answer
x = 365,250.68
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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.