Finding the Fourth Proportional to 302,519.70, 453,779.55 and 302,519.70
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Solution
The fourth proportional to 302,519.70, 453,779.55 and 302,519.70 is: 453,779.55
Step by Step Solution
- Step 1: Write the proportion equation
302,519.70 : 453,779.55 = 302,519.70 : x - Step 2: Convert to fraction form
302,519.70/453,779.55 = 302,519.70/x - Step 3: Cross multiply
302,519.70x = 453,779.55 × 302,519.70 - Step 4: Simplify right side
302,519.70x = 137,277,253,332.14 - Step 5: Solve for x
x = 137,277,253,332.14/302,519.70 - Step 6: Final answer
x = 453,779.55
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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.