Finding the Fourth Proportional to 546,670.12, 754,423.50 and 317,210.08
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Solution
The fourth proportional to 546,670.12, 754,423.50 and 317,210.08 is: 437,760.78
Step by Step Solution
- Step 1: Write the proportion equation
546,670.12 : 754,423.50 = 317,210.08 : x - Step 2: Convert to fraction form
546,670.12/754,423.50 = 317,210.08/x - Step 3: Cross multiply
546,670.12x = 754,423.50 × 317,210.08 - Step 4: Simplify right side
546,670.12x = 239,310,738,788.88 - Step 5: Solve for x
x = 239,310,738,788.88/546,670.12 - Step 6: Final answer
x = 437,760.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.