Finding the Fourth Proportional to 453,984.12, 626,558.16 and 293,306.58
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Solution
The fourth proportional to 453,984.12, 626,558.16 and 293,306.58 is: 404,801.89
Step by Step Solution
- Step 1: Write the proportion equation
453,984.12 : 626,558.16 = 293,306.58 : x - Step 2: Convert to fraction form
453,984.12/626,558.16 = 293,306.58/x - Step 3: Cross multiply
453,984.12x = 626,558.16 × 293,306.58 - Step 4: Simplify right side
453,984.12x = 183,773,631,080.69 - Step 5: Solve for x
x = 183,773,631,080.69/453,984.12 - Step 6: Final answer
x = 404,801.89
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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.