Finding the Fourth Proportional to 585,036.05, 877,554.08 and 490,557.65
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Solution
The fourth proportional to 585,036.05, 877,554.08 and 490,557.65 is: 735,836.48
Step by Step Solution
- Step 1: Write the proportion equation
585,036.05 : 877,554.08 = 490,557.65 : x - Step 2: Convert to fraction form
585,036.05/877,554.08 = 490,557.65/x - Step 3: Cross multiply
585,036.05x = 877,554.08 × 490,557.65 - Step 4: Simplify right side
585,036.05x = 430,490,864,779.92 - Step 5: Solve for x
x = 430,490,864,779.92/585,036.05 - Step 6: Final answer
x = 735,836.48
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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.