Finding the Fourth Proportional to 556,899.93, 768,522.65 and 302,251.12
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Solution
The fourth proportional to 556,899.93, 768,522.65 and 302,251.12 is: 417,106.94
Step by Step Solution
- Step 1: Write the proportion equation
556,899.93 : 768,522.65 = 302,251.12 : x - Step 2: Convert to fraction form
556,899.93/768,522.65 = 302,251.12/x - Step 3: Cross multiply
556,899.93x = 768,522.65 × 302,251.12 - Step 4: Simplify right side
556,899.93x = 232,286,828,275.31 - Step 5: Solve for x
x = 232,286,828,275.31/556,899.93 - Step 6: Final answer
x = 417,106.94
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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.