Finding the Fourth Proportional to 824,668.84, 1,236,242.14 and 572,068.52
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Solution
The fourth proportional to 824,668.84, 1,236,242.14 and 572,068.52 is: 857,574.79
Step by Step Solution
- Step 1: Write the proportion equation
824,668.84 : 1,236,242.14 = 572,068.52 : x - Step 2: Convert to fraction form
824,668.84/1,236,242.14 = 572,068.52/x - Step 3: Cross multiply
824,668.84x = 1,236,242.14 × 572,068.52 - Step 4: Simplify right side
824,668.84x = 707,215,211,391.43 - Step 5: Solve for x
x = 707,215,211,391.43/824,668.84 - Step 6: Final answer
x = 857,574.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.