Finding the Fourth Proportional to 616,585.44, 924,247.52 and 312,416.14
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Solution
The fourth proportional to 616,585.44, 924,247.52 and 312,416.14 is: 468,304.67
Step by Step Solution
- Step 1: Write the proportion equation
616,585.44 : 924,247.52 = 312,416.14 : x - Step 2: Convert to fraction form
616,585.44/924,247.52 = 312,416.14/x - Step 3: Cross multiply
616,585.44x = 924,247.52 × 312,416.14 - Step 4: Simplify right side
616,585.44x = 288,749,842,602.97 - Step 5: Solve for x
x = 288,749,842,602.97/616,585.44 - Step 6: Final answer
x = 468,304.67
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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.